Gene Wilder as Dr. Frankenstein

Peter Boyle as Monster

Marty Feldman as Igor

Madeline Kahn as Elizabeth

Cloris Leachman as Frau Blücher

Teri Garr as Inga

Kenneth Mars as Inspector Kemp

Richard Haydn as Herr Falkstein

Liam Dunn as Mr. Hilltop

Danny Goldman as Medical Student

Oscar Beregi Jr. as Sadistic Jailor

Arthur Malet as Village Elder

Anne Beesley as Little Girl

Monte Landis as Gravedigger

Rusty Blitz as Gravedigger

John Madison as Villager

John Dennis as Orderly in Frankenstein's Class

Rick Norman as Villager

Rolfe Sedan as Train Conductor

Terrence Pushman as Villager

Randolph Dobbs as Villager

Norbert Schiller as Emcee at Frankenstein's Show

Pat O'Hara as Villager

Michael Fox as Helga's Father

Lidia Kristen as Helga's Mother

Richard A. Roth as Inspector Kemp's Aide

Gene Hackman as Blindman

Berry Kroeger as First Village Elder (uncredited)

Ian Abercrombie as Second Villager (uncredited)

Mel Brooks as Werewolf / Cat / Victor Frankenstein (voice) (uncredited)

Lou Cutell as Frightened Villager (uncredited)

Leoda Richards as Theatre Goer (uncredited)

Clement von Franckenstein as Villager Screaming at Monster (uncredited)

Jeff Maxwell as Medical Student (uncredited)

Lars Hensen as Theatre Goer (uncredited)

Johnny Marlin as Spectator (uncredited)

Maida Severn as Train Passenger (uncredited)

Arthur Tovey as Member of Angry Mob (uncredited)

Max Wagner as Villager (uncredited)

Gary Wright as Villager (uncredited)