Don Murray
Dr. Alex Lauder
Acting
Ray Milland
Prof. Samuel Hale Constable
Acting
Gene Tierney
Lenore Constable
Acting
Barbara Dana
Tina Cryder
Acting
Ed Asner
Saul Wiener
Acting
Pamelyn Ferdin
Mary Constable
Acting
William Beckley
Arnold Watson Bessmer
Acting
Ivor Barry
Dr. Paul Cryder
Acting
George Macready
Dr. Frank Ferguson
Acting
John Carradine
Mr. Bosch
Acting
Virginia Christine
Helga
Acting
Cecile Ozorio
Devi Bessmer
Acting
Frank Maxwell
General Augstadt
Acting
Hal Frederick
C.I.C. Technician
Acting
Bill Hickman
Enemy Agent
Acting