Dr. Alex Lauder

Don Murray

Acting

Prof. Samuel Hale Constable

Ray Milland

Acting

Lenore Constable

Gene Tierney

Acting

Tina Cryder

Barbara Dana

Acting

Saul Wiener

Ed Asner

Acting

Mary Constable

Pamelyn Ferdin

Acting

Arnold Watson Bessmer

William Beckley

Acting

Dr. Paul Cryder

Ivor Barry

Acting

Dr. Frank Ferguson

George Macready

Acting

Mr. Bosch

John Carradine

Acting

Helga

Virginia Christine

Acting

Devi Bessmer

Cecile Ozorio

Acting

General Augstadt

Frank Maxwell

Acting

C.I.C. Technician

Hal Frederick

Acting

Enemy Agent

Bill Hickman

Acting