Gina Lollobrigida as Guilietta Cameron

Ernest Borgnine as Pete Stratton

Anthony Franciosa as Nick Stratton

Luana Patten as Yvonne Stratton

Will Kuluva as Argus Diavolos

Philip Ober as Josh Kebner

Tracey Roberts as Diana

Nancy R. Pollock as Mary Stratton

John Kellogg as Cobby

Bess Flowers as Restaurant Patron (uncredited)

Leon Alton as Nightclub Patron (uncredited)

Don Anderson as Party Guest (uncredited)

Steve Carruthers as Nightclub Patron (uncredited)

Spencer Chan as Servant (uncredited)

George Ford as Party Guest (uncredited)

John Gallaudet as Rupert (uncredited)

Harold Goodwin as The Bartender (uncredited)

John Hart as Club Doorman (uncredited)

Chester Hayes as Nightclub Patron (uncredited)

George Holmes as Party Guest (uncredited)