Mark Putnam
Randolph St.John
Agent Betts
Robert Secord
Mr. Ambrose
Military Officer
Examiner
Dr. Farrell (as Robert Connell)
Judge
Chew'Bah
Steve Warren
Murray
Demon (voice) (uncredited)
Father McFerrin
Himself
Dr. Richard Wicks
Dr. Jones
Visconti
Doc Burnside
Doctor
King Faraday
Dr. Mathers
Jimmy
Father Ferraro
Prof. Strock
Knowles
Dr. Khorda
Michael Anthony
Mayor
Oliver Quayle
Dr. Prichette
Morgan
Khorda
Darius Biederbeck
Count Yorga
Noonan
Count Yorga
Scientist (uncredited)
Hollis Kent
Sam Jagin (uncredited)
Sam, Reporter
Dwight Powell
Phil (uncredited)
Santa Rosa Teenager (uncredited)
