Portrait of Griffin Long-Sinnott

Griffin Long-Sinnott

Bio: 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
Born: Fri, Nov 08 2002
Birthplace: Boston, Massachusetts, United States
Griffin Long-Sinnott is 23 years old
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Acting Roles
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Movies (Acting Roles)

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Poster of Just Another John
Just Another John
Griffin Long-Sinnott will be 24 in Just Another John as 'John'.
Movie Released: Fri, Dec 25 2026
Poster of Peter Has Something to Say
Peter Has Something to Say
Griffin Long-Sinnott was 23 in Peter Has Something to Say as 'Peter'.
Movie Released: Wed, May 06 2026
Poster of Only the Dead Know Brooklyn
Only the Dead Know Brooklyn
Griffin Long-Sinnott was 23 in Only the Dead Know Brooklyn as 'Narrator'.
Movie Released: Mon, Apr 27 2026
Poster of The Commuter
The Commuter
Griffin Long-Sinnott was 21 in The Commuter as 'David'.
Movie Released: Sun, May 19 2024
Poster of snowfall
snowfall
Griffin Long-Sinnott will be 23+ in snowfall as 'The Man'.
Movie Released: Unreleased
Poster of ¡Ríu Ríu Chíu!
¡Ríu Ríu Chíu!
Griffin Long-Sinnott will be 23+ in ¡Ríu Ríu Chíu! as 'Clyde'.
Movie Released: Unreleased
Poster of Crazy Story
Crazy Story
Griffin Long-Sinnott will be 23+ in Crazy Story as 'Ian'.
Movie Released: Unreleased

TV Shows (Acting Roles)

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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages