Onder andere met: Richard Basehart (Alan Spender), Valentina Cortese (Victoria Kowelska), William Lundigan (Major Marc Bennett), Fay Baker (Margaret), Gordon Gebert (Christopher), Steven Geray (Dr. Burkhardt), Herbert Butterfield (Joseph C. Callahan), Kei Thin Chung (Kei - Houseboy), John Burton (Mr. Whitmore), Katherine Meskill (Mrs. Whitmore), Mario Siletti (Tony, the Grocer), Charles Wagenheim (Man At Accident), David Clarke (Mechanic), Tamara Schee (Maria), Natasha Lytess (Karin Dernakova)