A patient being psychoanalyzed by Dr. Snow is a government scientist. General Pratt hides him in a secret place known as "Base X," forcing Dr. Snow to wear a blindfold whenever he is taken there ...
Dr. Bartholomew Snow
Rock Hudson
Vicky Vicenti
Claudia Cardinale
General George Pratt
Jack Warden
James Fitzpatrick
Guy Stockwell
Miss Smith ("Smitty")
Anne Seymour
Arthur Vincenti
Alejandro Rey
Harrigan
Brad Dexter
Michelangelo Vincenti
Vito Scotti
Dr. Bob Berford
Ted Knight
Lavinia Vincenti
Angela Clarke
Mario Vincenti
John Megna
Lippy
Ned Glass
Davis
Hari Rhodes
Henchman
Mort Mills
Henchman
Jack De Mave
Fitzpatrick's Henchman
Chuck Roberson
Barker
Paul Comi
FBI Agent Mr. Nelson
Morgan Jones