Deborah Kerr as Diana Ashmore

Yul Brynner as Major Surov

Jason Robards as Paul Kedes

Robert Morley as Hugh Deverill

E.G. Marshall as Harold Rhinelander

Anne Jackson as Margie Rhinelander

Ron Howard as Billy Rhinelander

Flip Mark as Flip Rhinelander

Kurt Kasznar as Csepege

David Kossoff as Simon Avron

Gérard Oury as Teklel Hafouli

Marie Daëms as Françoise Hafouli

Anouk Aimée as Eva

Barbara von Nady as Borbala

Maurice Sarfati as

Siegfried Schürenberg as Von Rachlitz

Maria Urban as Gisela von Rachlitz

Jerry Fujikawa as

Erica Vaal as

Wolf Neuber as

Michael Szekely as

Charles Regnier as Capt. Ornikidze

Iván Petrovich as Szabó Bácsi

Ernst Konstantin as

Senta Berger as Serving Girl in Black Scarf

Michael Janisch as