Self [archival]
Blood, Guts and Sunshine: The History of Horror Made in Florida (2021)
Herschell Gordon Lewis: The Godfather of Gore (2019)
Himself- Voice
Killer Campout (2017)
himself
How Herschell Found His Niche (2016)
Professor Lou Herschell
Blood Feast (2016)
Himself
They Came from the Swamp: The Films of William Grefé (2016)
B-Documentary (2015)
Terror Toons 3 (2015)
Tonight You Die (2011)
Self
Produce Your Own Damn Movie! (2011)
American Grindhouse (2011)
Under the Scares (2010)
Herschell Gordon Lewis: The Godfather of Gore (2010)
7 Deadly Sins: Inside The Ecomm Cult (2009)
Fred Sandy / Radio Announcer
Smash Cut (2009)
Radio News Broadcaster (voice)
Psycho Holocaust (2009)
Bingo Record (voice)
Book of Lore (2007)
Horror Business (2005)
Mr. Gordon
Chainsaw Sally (2004)
Bits and Pieces: Bringing Death to Life (2003)
Divine Trash (2000)
Antique Dealer
Crystalstone (1987)
Narrator (voice) (uncredited)
How to Make a Doll (1968)
Radio Reporter Gene Stallion (voice)
The Alley Tramp (1968)
Radio Announcer (voice) (uncredited)
The Gruesome Twosome (1967)
The Limey Seaman / Baron Khron (voice) (as Seymour Sheldon)
A Taste of Blood (1967)
Narrator (voice) (as Sheldon Seymour)
Something Weird (1967)
Narrator (voice)
Scum of the Earth! (1963)
Voice Introducing Sonny Seymour (voice)
Goldilocks and the Three Bares (1963)
Blood Feast (1963)
Man on Street (uncredited)
Living Venus (1961)
In Memory Of
Virgin Cheerleaders in Chains (2018)
Director
BloodMania (2017)
Screenplay
Executive Producer
The Chainsaw Sally Show - Season One (2010)
The Uh-oh Show (2009)
Writer
Blood Feast 2: All U Can Eat (2002)
Wanted: The Sundance Woman (1976)
Bridger (1976)
Sound Editor
The Gore Gore Girls (1972)
Producer
Original Music Composer
Makeup Effects
The Year of the Yahoo! (1972)
Black Love (1971)
Cinematography
This Stuff'll Kill Ya! (1971)
The Wizard of Gore (1970)
Special Effects
Miss Nymphet's Zap-In (1970)
Chicago 70 (1970)
Linda and Abilene (1969)
Director of Photography
The Ecstasies of Women (1969)
Just for the Hell of It (1968)
Sound Effects
The Psychic (1968)
Suburban Roulette (1968)
Music
Additional Dialogue
She-Devils on Wheels (1968)
Magic Land of Mother Goose (1967)
Blast-Off Girls (1967)
The Girl, the Body, and the Pill (1967)
Jimmy, the Boy Wonder (1966)
A Hot Night at the Go-Go Lounge! (1966)
Color Me Blood Red (1965)
Monster a Go-Go! (1965)
Production Design
Moonshine Mountain (1964)
Two Thousand Maniacs! (1964)
Bell, Bare and Beautiful (1963)
Story
Boin-n-g (1963)
Nature's Playmates (1962)
Daughter of the Sun (1962)
The Adventures of Lucky Pierre (1962)
The Prime Time (1960)
Carving Magic (1959)