Harry Jay Knowles is an American film critic.

The Texas Chainsaw Massacre
2003 · as Victim On a Silver Platter (uncredited)

The Faculty
1998 · as Mr. Knowles

Monkeybone
2001 · as Lucky

Fanarchy
2015 · as Self

Inferno: The Making of 'The Expendables'
2010 · as Self

Colin Fitz
1997 · as Velvet Poster Fan

Bloodsucking Cinema
2007 · as Self

RKO Production 601: The Making of “Kong, the Eighth Wonder of the World”
2008 · as Self

The Ballad of the Sad Cafe
1991 · as Fay Boy

Drew: The Man Behind the Poster
2013 · as Self

University, Inc.
1999 · as Self

Raiders!: The Story of the Greatest Fan Film Ever Made
2015 · as Self

Scrolls to Screen: A Brief History of Anime
2003 · as Self

Grindhouse 101
2007 · as Self

The Next Kill
2018 · as Harry 'Big Daddy' Salemson

Rush to War
2004 · as Self

The Creep Behind the Camera
2014 · as Himself

Pathogen
2006 · as Voice Actor