I’m Rocky Brancato, founder of The Brancato Law Firm, P.A., a Tampa criminal defense firm. I have tried cases in Tampa Bay courtrooms for more than 25 years, and the hardest conversations I have are with families whose loved one was convicted at a trial where the defense lawyer sat silent through a closing argument that should have drawn five objections. Green is a reminder that silence is not always fatal — and a warning about how much has to go wrong before an appellate court will step in without it.

What Counts as Prosecutorial Misconduct in a Florida Trial?

Argument or evidence that asks the jury to convict for a reason other than proof of the charged crime beyond a reasonable doubt. A prosecutor is an advocate, and closing argument is supposed to be forceful; the line is crossed when the argument does one of the things Florida courts have long held improper:

A single stray remark rarely reverses a conviction. What reverses convictions is a pattern — and, when no one objected, a pattern severe enough to meet the fundamental-error standard.

Why Does It Matter Whether Your Lawyer Objected?

Because Florida’s contemporaneous objection rule ordinarily means that an error no one raised at trial cannot be raised on appeal. The theory is that the trial judge should have the chance to fix the problem — strike the comment, instruct the jury, or grant a mistrial — while it is happening. An appellate court will not reverse a conviction for a mistake the defense never asked the judge to correct.

The one exception is fundamental error. Green states the standard in the terms Florida courts have used for decades: fundamental error is “the type of error which reaches down into the validity of the trial itself to the extent that a verdict of guilty could not have been obtained without the alleged error.” As the court put it, “the sole exception to the general rule is where the unobjected-to comments rise to the level of fundamental error.” That is a deliberately high bar. It is not enough that the prosecutor said something improper; the improper conduct has to be so pervasive or so damaging that the trial itself cannot be trusted.

What Happened in Green v. State?

A credibility contest was decided with evidence that had no bearing on credibility. In Green v. State, No. 2D2024-1803 (Fla. 2d DCA Sept. 4, 2026), Gregory Green was tried in Pinellas County on sexual battery and incest charges arising from an encounter with his biological niece in his van. (Read the opinion.) The State’s theory was force; the defense’s theory was that the sexual contact was consensual — a theory that conceded the incest count, to which the defense stipulated, and put the sexual battery counts squarely on the question of consent.

Into that trial the State introduced two things recovered from the van: a steak knife found in a recessed compartment, and two sealed, unused condoms. The niece never testified that Green used a weapon, threatened her with one, or that she ever saw one. She said nothing about condoms. Defense counsel did not object to either exhibit. In closing, the prosecutor made the items a theme — “Had two condoms in it. It’s a strange thing to find, I would submit to you folks. Two condoms in the back of his van, a knife in plain view[,] which is — it’s odd things” — and told the jury: “When he took [the victim] in that van, I submit to you he knew exactly what he was doing. It was thought out. He preyed on her.” The State argued the jury should consider the knife as evidence of guilt and relied on the knife and condoms to show Green’s “state of mind and intent.”

The Second District reversed the sexual battery and battery convictions and remanded for a new trial. It held that admitting the knife and the condoms was error because “the only possible relevance of the [items] would be to demonstrate [Green’s] bad character or propensity” — no link to the charged crimes was ever established, and intent is not an element of sexual battery. It further held that the prosecutor “made improper statements that amounted to personal opinions of guilt” and “improper statements implicating Green’s right to not testify and shifting the burden of proof.” And it concluded that “the improper statements taken together with the State’s use and emphasis on irrelevant evidence … lead to the conclusion that their cumulative effect constitutes fundamental error requiring reversal.” The incest conviction, which the defense had conceded, was affirmed. Judges Silberman, Morris, and Black sat on the panel.

Why Were the Knife and the Condoms Inadmissible?

Because Florida’s evidence code forbids exactly the inference the State wanted the jury to draw. Section 90.404(1), Florida Statutes, provides that “evidence of a person’s character or a trait of character is inadmissible to prove action in conformity with it on a particular occasion.” Subsection (2)(a) allows evidence of other acts when it is “relevant to prove a material fact in issue” such as motive, intent, plan, or identity, “but it is inadmissible when the evidence is relevant solely to prove bad character or propensity.” And even relevant evidence goes out under section 90.403 when “its probative value is substantially outweighed by the danger of unfair prejudice.”

Run the knife and the condoms through that framework and they fail at the first step. A knife in a compartment that the alleged victim never saw does not prove force; it proves that the defendant owned a knife. Sealed condoms do not prove a sexual battery; they prove, at most, that the defendant anticipated consensual sex — which was the defense. The State’s only real use for them was the one the prosecutor made explicit: they were “odd things,” they showed “he knew exactly what he was doing,” and therefore he was the kind of man who would do this. That is a propensity argument, and the code prohibits it. The court’s related point about intent is technical but important: sexual battery is defined by the act and the absence of consent, so “state of mind and intent” was not a material fact the knife could have been offered to prove.

The same body of law governs the State’s use of prior bad acts in sex-crime prosecutions more broadly — our article on the Williams rule in Florida sex crimes cases covers the procedural requirements the State must meet before that evidence comes in.

How Does Cumulative Error Work?

By adding up errors that might each be survivable alone. Green did not rest on the knife alone, or the condoms alone, or any single sentence of the closing. It rested on all of it together: irrelevant physical evidence admitted without objection, a closing argument that made that evidence its centerpiece, personal opinions of guilt, and comments touching the right to remain silent and the burden of proof — in a trial that came down to whether the jury believed the complainant or the defendant’s account of consent. In a case like that, the court reasoned, the cumulative effect of the errors was such that a guilty verdict could not be trusted to have been obtained without them.

For appellate counsel, cumulative error is the argument that turns a list of individually “harmless” mistakes into a reversal. For trial counsel, it is a reason to put every one of those mistakes on the record as it happens, because a preserved error is reviewed under a far more forgiving standard than an unpreserved one.

What Does This Mean If You or a Family Member Has Already Been Convicted?

That the transcript is worth reading closely, and quickly. Three things follow from Green:

1. A failure to object is not the end of the appeal. If the trial record shows improper evidence and a pattern of improper argument, fundamental error is a live claim on direct appeal even though trial counsel stayed silent.
2. The clock is short. A notice of appeal in a Florida criminal case must be filed within thirty days of the sentence. If that window is missed, the fundamental-error argument may have to be repackaged as an ineffective-assistance claim in a postconviction motion, which is a different and harder path.
3. The trial lawyer’s silence is itself evidence. Where the record shows errors that should have drawn objections, the failure to object can support a claim that counsel was ineffective — a separate route to a new trial if the direct-appeal route is unavailable.

Our attorneys review trial transcripts for exactly these patterns, and Green gives that review a fresh Second District precedent to anchor it. For a related look at how appellate courts treat trial-level errors, see our discussion of jury instruction error on appeal.

How Do Our Attorneys Guard Against This at Trial?

By treating every physical exhibit and every sentence of closing as something that has to be earned. Concretely:

• Motions in limine on physical evidence. Before the jury is seated, we force the State to articulate the link between each exhibit and an element of the charged crime. A knife no witness will mention and condoms no witness will discuss do not survive that hearing.
• Objection, every time. A single objection to a pattern of improper argument is not enough; each improper comment is objected to, the objection is ruled on, and where warranted a mistrial is requested. That preserves the issue under the ordinary harmless-error standard rather than leaving the client to hope for a fundamental-error finding later.
• Curative instructions on the record. When the judge sustains an objection, we ask for the instruction — and note for the record when it cannot cure the harm.
• Protecting the silence. Any argument that edges toward what the defendant “did not explain” or what the defense “did not show” draws an immediate objection on both constitutional and burden grounds.

For more about our defense strategies, visit our Hillsborough County criminal defense page.

What Should You Do If You Suspect Misconduct in Your Trial?

Get the transcript ordered and reviewed by counsel who did not try the case, before the appeal deadline runs. Write down every moment of the trial that felt wrong — an exhibit that seemed to come from nowhere, a comment about you not taking the stand, a closing that talked about what kind of person you are rather than what happened. Those impressions often point straight to the pages an appellate lawyer needs to read first.

Frequently Asked Questions About Prosecutorial Misconduct in Florida

Is prosecutorial misconduct the same as fundamental error?

No. Misconduct is the improper conduct; fundamental error is the standard an appellate court applies when deciding whether unobjected-to misconduct requires reversal. Most misconduct that is objected to at trial is reviewed for harmless error, a lower bar. Unobjected-to misconduct must reach the fundamental-error level — an error without which “a verdict of guilty could not have been obtained.”

What is “vouching,” and why is it improper?

Vouching is a prosecutor personally endorsing a witness’s truthfulness or the defendant’s guilt — “I believe her,” “I submit to you he knew exactly what he was doing.” It is improper because it asks the jury to rely on the prosecutor’s judgment instead of the evidence, and because the prosecutor’s office carries an authority a witness does not.

Can the prosecutor comment on the defendant not testifying?

No. Any comment that is fairly susceptible of being interpreted as a reference to the defendant’s silence is improper, and arguments about what the defense failed to explain or disprove risk crossing the same line by shifting the burden of proof. Green identified both kinds of comment among the errors that required reversal.

Does a reversal mean the charges are dismissed?

Usually not. Green was remanded for a new trial on the sexual battery and battery counts, which the State may retry without the improper evidence and argument. A reversal for insufficient evidence would bar retrial, but a reversal for trial error does not.

Why was the incest conviction affirmed?

Because the defense conceded it. The theory of the case was consent, and a consensual sexual relationship with a biological niece is still incest under Florida law. The court reversed only the counts on which the improper evidence and argument could have affected the verdict.

My lawyer didn’t object to anything. Do I still have an appeal?

Potentially yes, on a fundamental-error theory — and Green is a September 2026 example of exactly that. Whether the errors in your trial reach that level depends on the record, which is why the transcript has to be reviewed by appellate counsel promptly.

If you or a family member was convicted after a trial in Hillsborough, Pinellas, or Pasco County and something about the evidence or the prosecutor’s closing argument did not sit right, the attorneys of The Brancato Law Firm, P.A. — founded by Tampa Criminal Defense Attorney Rocky Brancato — can review the transcript and tell you whether Green applies. Call (813) 727-7159 before the thirty-day appeal window closes.

The Brancato Law Firm, P.A.
620 E. Twiggs Street, Suite 205, Tampa, FL 33602
(813) 727-7159
Serving Hillsborough, Pinellas, and Pasco Counties

The Brancato Law Firm, P.A. is a Tampa-based criminal defense practice. We are not affiliated with any other Brancato-named law firms.

I’m Rocky Brancato, founder of The Brancato Law Firm, P.A., a Tampa criminal defense firm. I tried more than 150 jury trials to verdict and led the Major Crimes Unit at the Hillsborough County Public Defender’s Office, where jailhouse informants surfaced in the most serious cases we handled — homicides, sex crimes, and anything with a reward attached. Our attorneys treat every incarcerated witness as a case within the case, because the incentives to lie are enormous and the law provides ways to prove it.

Why Is Jailhouse Informant Testimony So Unreliable?

Because the witness has something to gain and little to lose. A jailhouse informant — an inmate who claims another inmate confessed to him — typically hopes for a reduced sentence, dropped charges, returned property, or simple goodwill from the prosecutors who control his fate. The testimony is easy to manufacture (crime details circulate in jails through news coverage and paperwork), difficult to disprove, and delivered by someone with practice persuading people. Wrongful-conviction litigation across the country has repeatedly traced convictions to informants who later admitted inventing confessions.

Florida law gives the defense trial tools to expose all of it. Under Fla. Stat. § 90.608, any party may attack a witness’s credibility by showing bias — which includes every benefit the informant hopes to receive — along with inconsistent statements and contradicting evidence, and under Fla. Stat. § 90.610, the informant’s prior convictions come in to impeach him. The State must also disclose deals and benefits, and when it hides them — or lets the informant lie about them — the Constitution takes over.

Exposing the deal carries a risk the defense has to plan for. In Nixon v. State, No. 1D2024-2412 (Fla. 1st DCA July 29, 2026), a Leon County felony murder case, the defense got a cooperating witness to admit he faced life, had no promises, and hoped for a better deal by helping convict the defendant. The First District held that this cross-examination implied the witness made up his story to earn a deal, which opened the door for the State to call a detective to repeat the witness’s earlier, consistent account under Fla. Stat. § 90.801(2)(b). The court added that an arrest alone does not prove the motive to lie already existed when the earlier statement was made. Before our attorneys cross-examine an informant about a deal, we pin down when every prior statement was made and what the witness stood to gain at that moment, so the jury does not hear the State’s story twice.

What Is a Giglio Violation?

A Giglio violation occurs when the State presents or fails to correct testimony it knows is false, and the lie matters. The doctrine comes from Giglio v. United States, 405 U.S. 150 (1972), where the government’s key witness falsely denied being promised immunity. As the Florida Supreme Court restated the test this summer, the defense must prove that (1) the State presented or failed to correct false testimony, (2) the State knew the testimony was false, and (3) the false evidence was material. The classic jailhouse-informant Giglio claim involves exactly what its namesake case involved: the snitch tells the jury he was promised nothing, and the prosecutor — who knows better — stays silent.

What Did the U.S. Supreme Court Decide in Whitton v. Dixon?

In Whitton v. Dixon, No. 25-580 (U.S. June 1, 2026), the Supreme Court revived a Florida prisoner’s jailhouse-informant challenge — and tightened the rules courts must follow when they decide whether a snitch’s lie “mattered.” The informant, Jake Ozio, was a high-school student jailed after a spring-break arrest who testified that he overheard Whitton confess to a murder. Ozio also told the jury he had no prior criminal history. That was false — his juvenile records, which the State possessed at trial, showed prior charges including assault and burglary — and the jury never learned who was actually testifying against Whitton.

The federal appeals court had brushed the lie aside as immaterial, partly by pointing to DNA evidence developed after trial. The Supreme Court vacated that decision: materiality asks whether the false testimony influenced the jury’s verdict, and evidence the jury never saw — evidence that did not even exist at trial — “sheds no light” on that question. The case went back down to be decided on the record the jury actually heard. For defendants, Whitton is a meaningful win: courts cannot launder a Giglio violation through hindsight, propping up a tainted verdict with material the jurors never considered.

How Do Florida Courts Handle Informant Lies About Plea Deals?

Florida’s appellate courts are actively policing this — including a decision just days ago. In Mensah v. State, No. 6D2023-3105 (Fla. 6th DCA Aug. 28, 2026), a defendant alleged in a postconviction motion that the State’s key witness was promised a lenient plea deal and then testified, falsely, that he had been promised nothing — a textbook Giglio allegation. The trial court denied the claim without a hearing. The Sixth District reversed: unless the record conclusively refutes the allegation, the defendant is entitled to an evidentiary hearing. The court sent the case back for the State to either produce record proof that no deal existed or face a hearing where the deal question gets litigated.

Mensah matters for a practical reason: defendants rarely have documents proving a secret deal when they file. The decision confirms that at the pleading stage, the burden runs the other way — the record must disprove the claim, not the defendant prove it — which keeps the courthouse door open long enough for discovery and testimony to do their work.

Why Did the Florida Supreme Court Reject the Informant Claims in Rhodes?

Because the informants’ new stories were not believed — and Rhodes is the honest counterweight every defendant should understand. In Rhodes v. State, No. SC2024-1099 (Fla. July 2, 2026), a death-row prisoner presented recantations from two jailhouse witnesses who now claimed law enforcement coached their testimony and rewarded them with benefits — including, one claimed, the return of seized property such as dozens of ounces of gold and silver. The postconviction court heard the witnesses, found them not credible, and the Florida Supreme Court affirmed, repeating its long-standing view that recantation testimony is “as a general matter, ‘exceedingly unreliable’” — especially where the witnesses could not explain waiting nearly forty years to come forward.

Rhodes also answered a question our clients ask constantly: can police plant an informant near me at the jail? The Sixth Amendment bars the State from deliberately using an informant to draw statements out of you — but only for offenses on which your right to counsel has attached, because that right is offense-specific. An inmate awaiting trial on one charge can lawfully be worked by an informant about a different, uncharged crime. That is exactly why the safest rule in custody is absolute: discuss your case with no one but your lawyer — not cellmates, not friends on recorded jail phones, no one.

What Did 2026’s Informant Decisions Change?

Three courts, three months, three lessons — together they map where informant challenges now stand.

What Should You Do If an Informant Is Part of Your Case?

Demand everything, immediately — the benefits paper trail is where these witnesses fall apart. When a jailhouse informant appears on the State’s witness list in a Tampa Bay case, our attorneys move for disclosure of every promise, understanding, or benefit (formal or informal), the informant’s complete criminal history including juvenile records, his other cases and pending charges, every prior occasion he has testified or offered information for the State, and the jail records showing how he came to be housed near our client. We depose the informant — Florida allows depositions in felony cases — and lock him into a story before trial. And if the case is already over, Whitton and Mensah show the fight is not: a lie about a record or a deal, known to the State, supports a Rule 3.850 motion, and the standards applied to it were just clarified in the defense’s favor. Timing matters at both ends — disclosure fights are won before trial, and postconviction deadlines are unforgiving — so if a snitch built or is building the case against you or a family member, our guide to what to do after being arrested in Tampa covers the first hours, and this issue is one to raise with counsel in the first meeting. Informant testimony is most common in the most serious cases — see our complete guide to homicide charges in Florida for how these trials are actually defended.

For more about our defense strategies, visit our Hillsborough County criminal defense page.

Frequently Asked Questions

Do jailhouse informants get deals for testifying?

Frequently, yes — reduced charges, sentencing consideration, or other benefits — and the State is constitutionally required to disclose them. Some deals are informal (“we’ll make your cooperation known”), which are still benefits the jury is entitled to hear about. Our attorneys pursue the paper trail behind every incarcerated witness because the undisclosed benefit is often the case’s breaking point.

What happens if a prosecution witness lied at my trial?

If the State knew the testimony was false and there is a reasonable likelihood the lie affected the verdict, that is a Giglio violation and grounds for a new trial. In Whitton v. Dixon (U.S. 2026), the Supreme Court held courts must judge that question on the evidence the jury actually heard. These claims are raised on appeal or by postconviction motion, and The Brancato Law Firm, P.A. handles both.

What is the difference between a Brady violation and a Giglio violation?

Brady is about suppression: the State hid favorable evidence from the defense. Giglio is about false testimony: the State presented or failed to correct testimony it knew was false. A hidden deal with an informant can violate both at once — the deal was concealed (Brady) and the informant denied it on the stand (Giglio).

Can police put an informant in my cell to get me to talk?

Once you are charged and your right to counsel has attached, the State cannot deliberately use an informant to elicit statements about that offense. But as Rhodes v. State (Fla. 2026) confirms, the right is offense-specific — an informant can lawfully gather statements about uncharged crimes. Never discuss your case with anyone in custody; assume every cellmate conversation and jail call is evidence.

Can an old conviction be overturned because an informant recanted?

It is possible but hard: Florida courts treat recantations as “exceedingly unreliable,” and a decades-late change of story faces heavy skepticism, as Rhodes shows. The stronger paths pair the recantation with objective proof — records showing undisclosed benefits, or documents proving the trial testimony false. The Brancato Law Firm, P.A. evaluates postconviction informant claims with exactly that evidence-first approach.

Does the jury get told that a witness is a jailhouse informant?

The jury hears it if the defense puts it in front of them — through cross-examination on bias under Fla. Stat. § 90.608, prior convictions under § 90.610, and the informant’s expectations of benefit. That is why the pretrial disclosure fight matters: you cannot cross-examine on a deal you never learned about.

The summer of 2026 was the most active season for informant law in years — Whitton in June, Rhodes in July, Mensah in August — and each one changes how these witnesses are fought in Florida courtrooms. If a jailhouse informant is part of the case against you or someone you love, call the attorneys of The Brancato Law Firm, P.A. — founded by Tampa Criminal Defense Attorney Rocky Brancato — at (813) 727-7159 now, before the disclosure deadlines pass and the informant’s story hardens in front of a jury.

The Brancato Law Firm, P.A.
620 E. Twiggs Street, Suite 205, Tampa, FL 33602
(813) 727-7159
Serving Hillsborough, Pinellas, and Pasco Counties

The Brancato Law Firm, P.A. is a Tampa-based criminal defense practice. We are not affiliated with any other Brancato-named law firms.