J. Carrol Naish
Dr. Duryea alias Frankenstein
Lon Chaney Jr.
Groton
Zandor Vorkov
Count Dracula
Anthony Eisley
Mike Howard
Regina Carrol
Judith
Russ Tamblyn
Rico
Jim Davis
Sgt. Martin
John Bloom
The Monster
Shelly Weiss
The Creature
Greydon Clark
Strange
Angelo Rossitto
Grazbo the Evil Dwarf
Anne Morrell
Samantha
William Bonner
Biker
Forrest J. Ackerman
Dr. Beaumont
Bruce Kimball
Biker (uncredited)
Albert Cole
Cop Killed by Creature (uncredited)
Gary Kent
Bob, Beach Boy (uncredited)
Connie Nelson
Laura, Beach Girl (uncredited)
Irv Saunders
Policeman (uncredited)
Lu Dorn
Hippie Girl (uncredited)