
Griffin Long-Sinnott
- Known for
- Acting
- Born
- November 8, 2002
- Birthplace
- Boston, Massachusetts, United States
Griffin Long-Sinnott started acting when he was six years old, and hasn't stopped since. 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. Having worked with industry professionals both in the classroom and the stage, he has cultivated a ravenous work ethic and a deep passion for his craft. He is a key collaborator of Danny Jeremias and helped found their production company, River Kino Production Association, with his lifelong best friend Zach Garcia, and his father Jack Sinnott
Filmography
- Morbid Curiosity
Morbid Curiosity TBA
Additional Dialogue
- Crazy Story
Crazy Story TBA
as Ian
- snowfall
snowfall TBA
as The Man, Story, Producer, Concept Artist
- ¡Ríu Ríu Chíu!
¡Ríu Ríu Chíu! TBA
as Clyde, Story, Producer, Writer, Adaptation
- Just Another John
Just Another John 2027
as John, Writer, Story, Producer, Dialogue, Production Design, Construction Grip, Concept Artist

Peter Has Something to Say 2026
as Peter, Writer, Producer, Story, Title Designer, Editorial Consultant

Only the Dead Know Brooklyn 2026
as Narrator, Location Scout, Camera Production Assistant

The Commuter 2024
as David
Credits from TMDB.