Richard Anderson
Dr. Paul Mallon
Elaine Edwards
Tina Enright
Adele Mara
Maria Fiorillo
Luis van Rooten
Dr. Carlo Fiorillo
Jan Arvan
Police Insp. Renaldi
Felix Locher
Dr. Emanuel
G
Gar Moore
Dr. Enricco Ricci
B
Bob Bryant
Quintillus Aurelius
Morris Ankrum
Narrator (unconfirmed)
R
Rudy Germane
Police Officer (uncredited)
Jack Kenney
Police Officer (uncredited)
George Sawaya
Tony (uncredited)
Stephen Soldi
Workman (uncredited)
A
Anthony Redondo
Police Officer (uncredited)