Griffin Long-Sinnott
Biography
Griffin Long-Sinnott is a male actor born in Boston, Massachusetts, United States. He started acting at the age of six and has since worked with industry professionals in both the classroom and on stage. Long-Sinnott earned a BFA in Acting for Theatre, Film, and Television at Long Island University in association with The New Group NYC. He is based in Brooklyn and often collaborates with Danny Jeremias, with whom he helped found the production company Ignatius Artists. Long-Sinnott has a known work ethic and passion for his craft, with a total of 8 acting credits to his name.
Career overview
Griffin Long-Sinnott began acting at the age of six. He is based in Brooklyn and earned a BFA in Acting for Theatre, Film, and Television at Long Island University in association with The New Group NYC. This education provided him with the opportunity to work with industry professionals both in the classroom and on stage.
Through his experiences, Long-Sinnott has developed a strong work ethic and a deep passion for his craft. He often collaborates with Danny Jeremias, with whom he has worked on various projects. Together, they helped found their production company, Ignatius Artists.
Griffin Long-Sinnott has accumulated a body of work in the entertainment industry, with a total of eight known credits. He has established himself as a dedicated and talented actor, with a focus on film and television.
Ask the Vault
Ask anything about Griffin Long-Sinnott.
Frequent co-stars
Career timeline
Full filmography
- Only the Dead Know Brooklyn (2026) as Narrator
- Only the Dead Know Brooklyn (2026) Location Scout
- Only the Dead Know Brooklyn (2026) Camera Production Assistant
- Only the Dead Know Brooklyn (2026) Executive Producer
- Peter Has Something to Say (2026) as Peter
- Peter Has Something to Say (2026) Writer
- Peter Has Something to Say (2026) Producer
- Peter Has Something to Say (2026) Story
- Peter Has Something to Say (2026) Title Designer
- Peter Has Something to Say (2026) Editorial Consultant
- Just Another John (2026) as John
- Just Another John (2026) Writer
- Just Another John (2026) Story
- Just Another John (2026) Producer
- The Commuter (2024) as David
- Crazy Story as Ian
- snowfall as The Man
- snowfall Story
- snowfall Producer
- snowfall Concept Artist
- Morbid Curiosity Additional Dialogue
- Morbid Curiosity Producer
- ¡Ríu Ríu Chíu! as Clyde
- ¡Ríu Ríu Chíu! Story
- ¡Ríu Ríu Chíu! Producer
- ¡Ríu Ríu Chíu! Writers' Assistant