Rock Hudson
Dr. Bartholomew Snow
Acting
Claudia Cardinale
Vicky Vicenti
Acting
Jack Warden
General George Pratt
Acting
Guy Stockwell
James Fitzpatrick
Acting
Anne Seymour
Miss Smith ("Smitty")
Acting
Alejandro Rey
Arthur Vincenti
Acting
Brad Dexter
Harrigan
Acting
Vito Scotti
Michelangelo Vincenti
Acting
Ted Knight
Dr. Bob Berford
Acting
Angela Clarke
Lavinia Vincenti
Acting
John Megna
Mario Vincenti
Acting
Ned Glass
Lippy
Acting
Hari Rhodes
Davis
Acting
Mort Mills
Henchman
Acting
Jack De Mave
Henchman
Acting
Chuck Roberson
Fitzpatrick's Henchman
Acting
Paul Comi
Barker
Acting
Morgan Jones
FBI Agent Mr. Nelson
Acting