Gina Lollobrigida

Anna

Jean-Louis Trintignant

Marco

Ewa Aulin

Gabrielle

Jean Sobieski

Mondaini

Renato Romano

Luigi

Vittorio André

Giulio Donnini

Hotel Manager

Biagio Pelligra

Chemical operator

Ugo Adinolfi

Mario Guizzardi

Margherita Horowitz

Marco's secretary

Giuliano Raffaelli

Jean Rougeul

Giancarlo Sisti

Angelo Casadei

Fired workman (uncredited)

Alessandro Tedeschi

Party guest (uncredited)