
Stephen
Gevedon
Performance Capture Craft & Cult Horror Screenwriting

Current Studio
HBO
Primary Discipline
Actor
Region
North America
Status
Co-Writer and Lead of Cult Horror Classic Session 9
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Represented By
Convention All Stars LLCNot yet on TaleventryBooking Intelligence
Session 9 is currently on Netflix, sparking a renewed interest in his work as a pioneer of modern psychological horror.
Known For
Josiah Trelawny
Red Dead Redemption 2
The theatricality he brought to the gang's most enigmatic member created a character fans view as the emotional diplomat of the group — this unique persona drives massive demand for autographs and voice-line requests at gaming conventions.
Mike
Session 9
Fans identify with the quiet intensity he used to anchor the film's descent into madness — his dual role as co-writer makes him a focal point for horror fans who attend events to discuss the film's lasting psychological impact.
Scott Ross
Oz
The raw authenticity of his performance in the early days of prestige TV established him as a fan favorite in the Oz community — fans show up at legacy panels to discuss the brutal realism he helped bring to the series.
Why Book Stephen Gevedon
The Red Dead Redemption 2 fandom remains one of the most consistent and high-traffic communities on the convention circuit, and Stephen Gevedon is a key piece of that ensemble. His status as the co-writer and lead of Session 9 provides a separate, high-value hook for horror programming that draws a dedicated niche audience. With Session 9 currently finding a new generation of fans on Netflix, Gevedon is perfectly positioned for both legacy horror panels and modern gaming meet-and-greets.
Genres
Convention Experience
Fan Engagement
Fans at London Film & Comic Con reported that he is highly engaging during signings and willing to discuss the technical aspects of both writing and performance capture.
Stephen — Biography
Stephen Gevedon is a multifaceted talent whose career bridges the gap between independent film, prestige television, and high-fidelity video game production. He first gained widespread recognition in the gritty HBO drama Oz and established a permanent footprint in the horror genre as both the co-writer and star of the psychological cult classic Session 9. His work often explores the intersection of professional stoicism and underlying tension, a trait that has made him a recurring presence in projects helmed by David Simon and Brad Anderson. His recent work includes a significant contribution…
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Career Acts & Milestones

1990–1999
The New York Foundation
He establishes himself as a reliable presence in the New York production scene. By taking roles in Smoke and the Law & Order franchise, he builds a reputation for grounded realism. This period proves he can handle the fast-paced demands of procedural television while maintaining a presence in the indie film circuit.
"You learn the most about acting when you are working on a New York street corner at 3 AM."

2000–2009
The Cult Architect
Gevedon shifts from performer to creator by co-writing Session 9. This period is defined by taking creative risks in the horror genre and succeeding. He proves that a low-budget independent project can achieve lasting cultural relevance through smart writing and atmospheric tension.

2010–2026
Prestige Presence
He becomes a staple of high-end television dramas like The Deuce and Show Me a Hero. During this time, he also expands into the digital frontier with Red Dead Redemption 2. This act shows a veteran talent successfully navigating the transition from traditional screen work to massive interactive franchises.
Industry Recognition
Sitges - Catalan International Film Festival (Nomination)
Best Film
Session 9
Craft & Expertise
Performance Capture
He translates complex character mannerisms into digital environments with high fidelity. His work in Red Dead Redemption 2 involves nuanced physical acting that defines character identity.
Psychological Screenwriting
Gevedon constructs narratives that rely on environmental tension rather than jump scares. His contribution to Session 9 remains a blueprint for independent horror production.
Gritty Ensemble Drama
He excels in high-stakes television environments where character survival is never guaranteed. This is evident in his long-term associations with HBO crime and period dramas.
Dialect & Character Range
He moves between high-society figures and street-level antagonists with ease. His vocal range allows him to inhabit distinct eras and social classes effectively.
The Registry
Total Credits
34
Career Span
1994-2022
Peak Decade
2010s
Peak Credits
12 titles
By Decade
By Role
By Genre
Highest rated credit: White Collar (2010) — 8.2/10
Complete Filmography — Stephen
A poster-free credit ledger. Every title links to its TMDB source while keeping the full registry readable at scan speed.
2020s
1 credit
2010s
12 credits
2000s
10 credits
1990s
1 credit
Notable Locations
New York City
United States
Productions
Primary career base and production hub for the majority of his television work.
Danvers
United States
Productions
Filming location of the Danvers State Hospital for Session 9.
Yonkers
United States
Productions
Primary location for the HBO miniseries regarding the Yonkers housing crisis.
Editorial & Reference
Stephen Gevedon: Josiah Trelawny and the Legacy of Session 9
Stephen Gevedon operates as a quiet pillar of the New York acting community. His career is a study in the intersection of traditional stage-level craft and the technical demands of modern media. While many know him for his on-screen work, his contribution as a screenwriter on Session 9 reveals a deep understanding of narrative structure. He does not just inhabit scenes; he understands how the mechanics of a script drive tension. This makes him an ideal candidate for panels focused on the 'making of' process, especially within the horror genre.
There is a recurring theme of institutional pressure in his roles. From the prison yards of Oz to the bureaucratic hallways of Show Me a Hero, he often plays men caught in the gears of larger systems. This niche has allowed him to work repeatedly with prestige creators like David Simon. For a programming director, Gevedon represents a 'bridge' guest. He appeals to horror purists, HBO legacy fans, and the massive modern gaming community simultaneously. He brings a level of technical expertise in performance capture that few actors of his generation can match.
Josiah Trelawny exists as a flamboyant outlier in the mud-caked world of Red Dead Redemption 2. While the rest of the Van der Linde gang grapples with the violent end of the outlaw era, Trelawny moves with a theatrical grace that hints at a world beyond the frontier. This performance by Stephen Gevedon did more than just provide a voice; it created a character that gaming fans have dissected for years. Stephen Gevedon is an American actor and writer who is best known for his roles in Red Dead Redemption 2 and the cult horror film Session 9. The longevity of these projects has ensured that his presence remains in high demand at fan conventions and international comic cons.
The impact of his work on Session 9 cannot be overstated for the horror community. Stephen Gevedon played Mike in Session 9, a film that was released in 2001 and filmed at the actual Danvers State Hospital. Beyond his on-screen performance, he co-wrote the screenplay, helping to craft a narrative that prioritized atmosphere and dread over traditional horror tropes. This dual contribution makes him a unique figure for promoters. He can speak to the craft of writing psychological suspense while also engaging with fans who remember him from the film's most chilling scenes. Horror fans who ask whether Stephen Gevedon still attends conventions will find that his history with cult cinema makes him a staple for genre-specific events.
His career also serves as a timeline of the evolution of television drama. He appeared as Scott Ross in the HBO series Oz in 1997, a role that placed him at the center of the movement toward gritty, long-form storytelling. Throughout the early 2000s and into the 2010s, he maintained a steady presence in the New York acting circuit. This included multiple appearances across the Law & Order franchise and a recurring role as Bernie Wolf in The Deuce from 2017 to 2018. These roles often require a specific type of urban realism that has become his professional signature. The question of what Stephen Gevedon has done since his early breakout roles is answered by a deep list of credits in prestige projects like Show Me a Hero and Madoff.
The fandom surrounding his work is diverse, ranging from older HBO viewers to the younger, globally connected gaming audience. At events like London Film & Comic Con, the interaction often centers on the technical complexity of his performance capture work. Gaming fans are notoriously detail-oriented, and they value the chance to meet the person behind the digital avatar of Josiah Trelawny. This live encounter offers something that the game cannot: a direct insight into how a character is built from the ground up using modern technology. For a promoter, booking Stephen Gevedon means tapping into three distinct demographics: the horror enthusiasts, the prestige TV followers, and the massive Red Dead Redemption community.
Today, his relevance is maintained by the high visibility of his work on digital platforms. Session 9 remains a frequent recommendation on streaming services like Netflix, leading to a consistent cycle of discovery by new viewers. Meanwhile, Red Dead Redemption 2 continues to sell millions of copies, keeping his performance in front of a massive audience. This 'always-on' presence in the digital space ensures that he is not just a legacy guest, but a current figure in popular culture. He represents the kind of talent that brings professional gravity to a convention floor, providing fans with a substantive experience that goes beyond a simple photo opportunity.
His professional journey also reflects a deep commitment to the New York acting tradition. Many of his projects, including The Deuce and Law & Order, are deeply rooted in the geography and culture of the city. This connection provides an added layer of authenticity to his performances, as he often portrays characters that feel inseparable from their environment. Fans who connect with this grounded style of acting often follow his career across different mediums. Whether he is playing a 19th-century con man or a modern-day investigator, there is a consistent level of craft that makes his work recognizable and respected by peers and fans alike.
Ultimately, a live appearance by Stephen Gevedon is an opportunity for fans to engage with a true craftsman. He provides a factual and insightful account of what it was like to film in a haunted asylum or to work inside a performance capture volume for years at a time. This level of detail is exactly what convention audiences look for in a guest. They want more than just a name on a poster; they want the stories and the expertise that a veteran like Gevedon can provide. His ability to navigate multiple genres and mediums makes him a versatile and reliable choice for any event looking to provide high-quality fan intelligence and a memorable live experience.
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