
Greg Sestero
Biography
Greg Sestero was born and raised in the San Francisco Bay Area. With European parental influence, Greg speaks both French and English. He traveled extensively early on, and holds dual citizenship between France and the United States.
At 17 years old, Greg signed with a prominent San Francisco talent agency. The same year, he left for Milan and Paris to work for designers such as Giorgio Armani and Gian Franco Ferre. Greg returned focused on acting. He began studies at the American Conservatory Theatre in San Francisco. He landed his first role at age 18, on the CBS hit show Nash Bridges (1996). This followed with a role in the Golden Globe nominated film, Patch Adams (1998) starring fellow San Francisco native, Robin Williams. Soon thereafter, Greg was signed by well-known Hollywood agent, Iris Burton, which prompted his move to Los Angeles.
Sestero starred in the notorious The Room (2003), which gained an international cult following as the best worst movie ever made.
in 2013, Sestero wrote a book entitled The Disaster Artist, chronicling his experience making the film and working with its enigmatic director Tommy Wiseau. The book went on to become a critically acclaimed bestseller. In February 2014, the book was optioned to made into a feature film by Hollywood superstars James Franco and Seth Rogen.
Known For

TV
The Haunting of Bly Manor
Fiancé
2020

Film
Gattaca
Gattacan Citizen (uncredited)
1997

Film
The Disaster Artist
Casting Agent (uncredited)
2017

Film
Accepted
Frat guy (uncredited)
2006

Film
Patch Adams
Jaime
1998

Film
Conjuring Tapes
Greg
2025

Film
EDtv
Roach
1999

Film
Cyst
Bill
2020

Film
The Room
Mark
2003

Film
Dude Bro Party Massacre III
Derek
2015

TV
Four in a Blanket
Coach Sooie (Voice)
2018

Film
Bampire
Park Ranger
2024

Film
VHS Massacre: Cult Films and the Decline of Physical Media
Self
2016

Film
The Room Returns!
Chris-R
2025

Film
Retro Puppet Master
Andre Toulon
1999

Film
Time Warp Vol. 3: Comedy and Camp
Self
2020

Film
Oh, Hi Mark: Making a Disaster
Self
2018

Film
Best F(r)iends: Volume 2
Jon Kortina
2018

Film
Puppet Master: The Legacy
Young Andre Toulon (Archive Footage)
2003

Film
The Christmas Tapes
Geoff/The Owner’s Manual
2022
Filmography
2025FilmThe Room Returns!as Chris-R2025FilmConjuring Tapesas Greg2025FilmPointas (voice)2024FilmBampireas Park Ranger2024FilmThe Film Caféas Himself2023FilmThe Founder Effectas Decklan Bakker2022FilmThe Christmas Tapesas Geoff/The Owner’s Manual2022FilmPuppet Master: Doktor Deathas André Toulon (archive footage) (uncredited)2022FilmInfraredas Geoff2022FilmBest F(r)iends: Less is Moreas Jon Kortina2021FilmMiracle Valleyas David2020FilmThe Caring Only Cry at Nightas Rick Edwards, Motivational Speaker2020TVThe Haunting of Bly Manoras Fiancé2020FilmCystas Bill2020FilmThe Wrong Wedding Planneras Mr. Hanson2020FilmTime Warp Vol. 3: Comedy and Campas Self2019FilmSpaceWorld: "A Good Lesson"as Drogol2018FilmBest F(r)iends: Volume 2as Jon Kortina2018TVFour in a Blanketas Coach Sooie (Voice)2018FilmOh, Hi Mark: Making a Disasteras Self2017FilmBest F(r)iends: Volume 1as Jon Kortina2017FilmThe Disaster Artistas Casting Agent (uncredited)2016FilmVHS Massacre: Cult Films and the Decline of Physical Mediaas Self2016FilmLivers of Darkness: Making "Dude Bro Party Massacre III"as Himself2015FilmDude Bro Party Massacre IIIas Derek2009FilmThe Pit and the Pendulumas The Ex2009FilmAlien Presenceas Ash2009FilmThe Brotherhood V: Alumni2006FilmAcceptedas Frat guy (uncredited)2005FilmBehind the Scenes of "The Room"as Self2003FilmPuppet Master: The Legacyas Young Andre Toulon (Archive Footage)2003FilmThe Roomas Mark1999FilmRetro Puppet Masteras Andre Toulon1999FilmEDtvas Roach1998FilmPatch Adamsas Jaime1997FilmGattacaas Gattacan Citizen (uncredited)—FilmForbidden Sky