Greg Sestero Biography: Books, Parents, Awards, Wife, Age, Height, Net Worth, Movies, Modelling, Instagram

Greg Sestero, born Gregory Allen Sestero, is an American actor, filmmaker, author, and former model who rose to prominence through his portrayal of Mark in the cult classic independent film The Room.

He gained international recognition after the film evolved from a commercial failure into one of the most celebrated cult movies ever made.

Beyond his acting career, he achieved further success as the author of the best-selling memoir The Disaster Artist, which chronicled his experiences working alongside Tommy Wiseau and was later adapted into an acclaimed Hollywood film.

Greg Sestero
Wiki Facts & About Data
Real Name:	Gregory Allen Sestero
Stage Name:	Greg Sestero
Born:	July 15, 1978 (age 48 years old)
Place of Birth:	Walnut Creek, California, United States
Nationality:	American, French
Ethnicity:	White
Height:	6 feet ¾ inches
Religion:	Christianity
Parents:	Marie-José (née Citro) and Richard David Sestero
Occupation:	Actor, filmmaker, author, and former model
Net Worth:	$500,000

Early Life and Education

Gregory Allen Sestero, currently 48 years old, was born on July 15, 1978, in Walnut Creek, California.

He spent his childhood in the San Francisco Bay Area while regularly traveling to France through his mother’s side of the family, giving him dual American and French citizenship.

Greg was born to parents Marie-José (née Citro) and Richard David Sestero. His mother is French from Grenoble with Sicilian ancestry, and his father is American of Italian and Irish descent.

As a teenager, Sestero pursued modeling and worked in Milan and Paris before deciding to focus on acting.

He later studied at the American Conservatory Theater in San Francisco, where he received formal acting training before relocating to Los Angeles to pursue a career in film.

Personal Life

Greg Sestero has never married and has no publicly known children. He has kept his romantic relationships out of the public eye and rarely discusses his private life in interviews.

His closest and most well-known personal relationship is his decades-long friendship with filmmaker Tommy Wiseau.

The pair met in an acting class in San Francisco during the late 1990s, and their unusual friendship became the foundation of both The Room and Sestero’s memoir The Disaster Artist.

Despite occasional creative disagreements, they have continued collaborating on various film projects over the years.

Career

Greg Sestero began his career with minor roles in films including Gattaca and Patch Adams before landing the role of Mark in The Room in 2003.

Although the film initially failed at the box office, it gradually became an international cult phenomenon through midnight screenings and devoted fan communities.

In 2013, he published The Disaster Artist: My Life Inside The Room, the Greatest Bad Movie Ever Made.

The memoir became a bestseller and was adapted into the critically acclaimed 2017 film The Disaster Artist, directed by James Franco, introducing Sestero’s story to an even wider audience.

He later reunited with Tommy Wiseau for Best F(r)iends: Volume 1 and Best F(r)iends: Volume 2 before making his feature directorial debut with Miracle Valley in 2021.

In addition to acting and directing, he has remained active in independent filmmaking, writing, convention appearances, and voice work for video games.

Awards

• New York Times Best Seller for The Disaster Artist (2013)
• Independent Movie Award – Cult Icon recognition (2020)

Net Worth

Greg Sestero’s net worth is estimated at approximately $500,000.

His earnings have come from acting, filmmaking, book royalties, modeling, convention appearances, and licensing rights associated with The Disaster Artist and its successful film adaptation.

Social Media

• Instagram: @gregsestero
• X: @gregsestero

Filmography

• Gattaca (1997)
• Patch Adams (1998)
• Retro Puppet Master (1999)
• The Room (2003)
• Homeless in America (2004)
• Accepted (2006)
• Alien Presence (2009)
• The Pit and the Pendulum (2009)
• Dude Bro Party Massacre III (2015)
• The Disaster Artist (2017)
• Best F(r)iends: Volume 1 (2017)
• Best F(r)iends: Volume 2 (2018)
• Miracle Valley (2021)
• Infrared (2022)
• The Christmas Tapes (2022)
• Big Shark (2023)
• The Founder Effect (2023)
• Mr. Blue Shirt: The Inspiration (2024)
• On the Edge of Freedom (2024)
• The Room Returns! (2025)
• Bampire (2025)
• Mewgenics (2026)

Books

• The Disaster Artist: My Life Inside The Room, the Greatest Bad Movie Ever Made (2013)