Jean Simmons
— Gretchen Jordache Burke
Glenn Ford
— David Donnelly
Lynn Redgrave
— Kate Jordache
Tovah Feldshuh
— Monika Wolner
Andrew Stevens
— Billy Abbott
Bo Hopkins
— Bunny Dwyer
Tom Nolan
— Wesley Jordache
Jean-Pierre Aumont
— Jean-Paul Delacroix
Joyce Brothers
— Dr. Moira O'Dell (as Dr. Joyce Brothers)
Alex Cord
— Evans Kinsella
Anne Francis
— Teresa Kraler
Michael V. Gazzo
— Sartene
Marcel Hillaire
— Magistrate
Anne Jeffreys
— Honor Day
Christian Marquand
— Inspector Charboneau
Cliff Osmond
— Sagerac
Susan Strasberg
— Ida Cohen
Robert Sterling
— Colonel Day
Norbert Weisser
— Egon Hubisch
Walter Brooke
— American Intelligence Agent
Stefan Gierasch
— Niendorf
Frank Marth
— Kraler
Zitto Kazann
— Ahmed
Norman Lloyd
— Roland Fielding
Rob Eisenmann
— Yvonne Miller
Bruce Kimmel
— Richard Sanford
Ava Lazar
Kenneth O'Brien
Louis Guss
