On screen
Cast
15 credited performers
John Carradine
Dr. Charles Conway
Myron Healey
Mark Houston
Allison Hayes
Grace Thomas
Marilyn Buferd
Dr. Sharon Gilchrist
Tor Johnson
Lobo
Arthur Batanides
Danny Green
Sally Todd
Natalie Andries
Artwork unavailable
Harry Fleer
Harry Jedrow
Roy Gordon
Dr. Loren Wright
Guy Prescott
Police Captain George Reagan
Raymond Guth
Police Officer Miller
Artwork unavailable
Paul McWilliams
Police Officer Ed
Artwork unavailable
Gloria Petroff
Screaming Woman
Artwork unavailable
Karl Johnson
Monster in Basement (uncredited)
Harry Wilson
Monster in Basement (uncredited)