T.J. Miller Movies and TV Shows: Career & Controversies

Few actors have traveled a career arc as dizzying as T.J. Miller’s — from headlining a beloved HBO comedy and voicing fan-favorite animated characters to an abrupt exit from Hollywood. It’s a story of blockbuster success followed by a cascade of health battles, on-set conflicts, and legal troubles that reshaped his professional life.

Number of film appearances: 30+ ·
Key TV role: Erlich Bachman (Silicon Valley, 2014–2017) ·
Key film role: Weasel (Deadpool, 2016) ·
Significant voice roles: Fred (Big Hero 6), Tuffnut (How to Train Your Dragon) ·
Diagnosis: Brain arteriovenous malformation (AVM) ·
Estimated net worth: $5 million

Eight key facts about Miller’s life and career, one pattern: a steady rise followed by a sharp fall triggered by intersecting health and legal crises.

What is T.J. Miller famous for?

Miller’s fame rests on a handful of performances that made him one of the most recognizable comic actors of the 2010s. His breakout came in Cloverfield (2008), where he played Hud, the cameraman documenting a monster attack (Wikipedia, the community encyclopedia). But his real breakthrough arrived half a decade later.

Notable film roles

• He played Weasel, a loudmouth bartender, in Deadpool (2016) (Deadline).
• He portrayed Hud in Cloverfield (2008), his first major screen appearance (Wikipedia).
• He appeared in Our Idiot Brother (2011) alongside Paul Rudd (The Denver Post).
• He had a role in Transformers: Age of Extinction (2014) (NeuroNews International).

Television career

• Miller starred as Erlich Bachman, a bloviating tech incubator founder, on HBO’s Silicon Valley from 2014 to 2017 (Wikipedia).
• The show ran for six seasons and earned critical acclaim, with Miller as a breakout performer.
• He was written out after season 4 when his contract was not renewed (Deadline).
• His Comedy Central series The Gorburger Show was canceled in 2019 after a single season (The Denver Post).

Voice acting credits

• He voiced Fred in Disney’s Big Hero 6 (2014) (Wikipedia).
• He provided the voice of Tuffnut in DreamWorks’ How to Train Your Dragon (2010) and its sequels (NeuroNews International).
• He voiced a character in The Emoji Movie (2017) (Deadline).

The pattern: Miller’s comic persona — loud, brash, unpredictable — was his ticket to Hollywood. But that same persona would eventually become the reason studios and showrunners chose to move on.

Why does T.J. Miller not act anymore?

The question that sends most searchers to Google has no single answer. Miller’s disappearance from screens is the result of a convergence: a serious medical condition, multiple allegations, a bomb threat arrest, and the quiet decision by studios to sever ties.

Health issues

• Miller was diagnosed with a brain arteriovenous malformation (AVM) in 2010 (Wikipedia).
• He underwent surgery that removed a golf ball-sized piece of his right frontal lobe (Deadline, the entertainment industry news outlet).
• Miller later said that a manic episode was central to the false bomb threat incident in 2018 (The Denver Post).
• In 2025, NeuroNews International reported that Miller had been placed on anti-seizure medications including lamotrigine and lacosamide, and also took lithium for mood swings (NeuroNews International, the neurology specialty publication).

Controversies and legal troubles

• Miller was arrested in Los Angeles in December 2016 for allegedly assaulting an Uber driver (TheWrap).
• In December 2017, The Daily Beast reported allegations that Miller sexually assaulted a college girlfriend; Miller and his wife denied wrongdoing (The Denver Post, the regional newspaper).
• In 2018, Miller called in a false bomb threat on an Amtrak train and was arrested (Wikipedia).
• He later told an interviewer that he had connected with a neuropsychologist and was working with professionals to manage mania through therapy (Deadline).

Current endeavors

• Miller’s last credited major acting role was in Underwater (2020) (Wikipedia).
• He has not booked any announced acting projects since.
• He occasionally appears on podcasts (including Joe Rogan’s show) to discuss his health journey and the controversies.

The implication: Miller’s career wasn’t undone by a single scandal — it was a stack of them, each reinforcing the next.

Why was T.J. Miller removed from Deadpool?

Miller played Weasel in the original Deadpool (2016), a role that made him a fan favorite. But when Deadpool 2 rolled around, his character was absent without explanation — and the reasons trace back to his behavior on and off the set.

On-set altercations with Ryan Reynolds

• Multiple reports indicated that Miller clashed with star and producer Ryan Reynolds during production of the first film.
• The nature of the conflict remains unclear, with neither party making a detailed public statement.
• Reynolds was publicly silent, but reports cited “creative differences” as the formal reason for Miller’s exclusion (TheWrap, the entertainment news site).

Creative differences

• Miller was not invited back for Deadpool 2 (2018) (Deadline).
• His character Weasel was written out of the script entirely.
• Rob Delaney joined the cast as Peter, a different supporting character, effectively filling the comedic sidekick void.

Impact on Deadpool 2 cameo

• Unlike the first film’s marketing, Deadpool 2 made no mention of Miller.
• The franchise moved on without acknowledging his absence in the narrative.

The catch: Miller’s removal from Deadpool signaled to Hollywood that even a profitable franchise relationship could be severed — a red flag for future casting.

Why did T.J. Miller get kicked off of Silicon Valley?

Miller’s departure from HBO’s Silicon Valley was the most consequential loss of his television career. The show was a critical hit, and his character Erlich Bachman was arguably its most quotable presence. Then he was gone.

Harassment allegations

• Allegations of sexual misconduct against Miller began to surface publicly.
• In December 2017, The Daily Beast reported that a woman accused Miller of sexually assaulting her while they were in college. The article also noted a separate allegation involving a female driver who claimed Miller groped her (The Denver Post).
• Miller and his wife released a statement denying the allegations (The Denver Post).

Casting a false bomb threat

• In 2018, Miller made a false bomb threat on an Amtrak train, leading to his arrest (Wikipedia).
• He later said that a manic episode was responsible for the incident (Deadline).

Showrunner’s decision

• Showrunner Mike Judge decided not to renew Miller’s contract after season 4 (Wikipedia).
• His character Erlich Bachman was written out of the show with an ambiguous exit — he left for a fictional tech conference and was never seen again.

The pattern: once a liability, always a liability. The bomb threat arrest, coming on the heels of misconduct allegations, made the showrunner’s decision straightforward.

What was T.J. Miller’s diagnosis?

Miller’s health history is central to understanding his career’s trajectory. The condition itself is rare — and his treatment came with consequences that may have shaped his behavior.

Arteriovenous malformation explained

• An arteriovenous malformation (AVM) is a tangle of abnormal blood vessels connecting arteries and veins, disrupting normal blood flow and oxygen circulation.
• Miller’s AVM was located on his right frontal lobe — the brain region heavily involved in impulse control, emotion regulation, and social behavior.
• He learned about it when he experienced a brain hemorrhage and seizures in 2010 (Deadline).

Surgery and recovery

• Miller underwent surgery that removed a golf ball-sized portion of his right frontal lobe (Deadline).
• He has been on medication since 2010, including anti-seizure drugs and lithium for mood stabilization (NeuroNews International).
• In 2021, he said he had connected with a neuropsychologist and was working with professionals to manage mania through therapy (Deadline).

Impact on career

• Miller has openly discussed the link between his brain surgery and subsequent manic episodes.
• He attributed the false bomb threat incident to a manic episode (Deadline).
• The connection raises complex questions about personal responsibility and the role of medical treatment in managing public behavior.

Why this matters: Miller’s case highlights a deeply human tension — a person can survive a life-threatening medical event and still struggle with the long-term effects that derail everything they built.

Timeline of key events

• 2008 — Film debut as Hud in Cloverfield
• 2010 — Voices Tuffnut in How to Train Your Dragon; diagnosed with brain AVM
• 2014 — Voices Fred in Big Hero 6; stars as Erlich Bachman in Silicon Valley; appears in Transformers: Age of Extinction
• 2016 — Plays Weasel in Deadpool; arrested for assaulting an Uber driver
• 2017 — Contract not renewed for Silicon Valley season 5; allegations of sexual misconduct surface
• 2018 — Arrested for false bomb threat on Amtrak train; not asked to return for Deadpool 2
• 2019 — Comedy Central series The Gorburger Show canceled
• 2020 — Last credited acting role in Underwater

The timeline shows how quickly Miller’s career unraveled once the controversies began to stack.

Frequently asked questions

Miller’s story serves as a cautionary tale about how quickly a promising career can unravel when health crises and public controversies collide.

Related reading

• Brandon Sklenar Movies and TV Shows
• Matthew Lillard Movies and TV Shows