Catherine Spaak

Claudia

Jean Sorel

Alberto

Florinda Bolkan

Greta

Gabriella Boccardo

Viola

Gigi Proietti

Pietro

Luigi Casellato

Alberto's friend

Gino Lavagetto

Priest

Sergio Graziani

Greta's boyfriend

Maria Luisa Bavastro

Fausta

Franco Leo

Viola's friend

Gaetano Imbró

Viola's boyfriend

Guglielmo Bogliani

Luciano Catenacci

Franco Giornelli

Alberto's brother

Nello Riviè

Roberto Rigamonti

Margherita Simonini

María Cuadra

Marina

Malisa Longo

Girl in Blue Bikini (uncredited)

Anna Maria Perego

Alberto's mother (uncredited)