Enrico Montesano as Emilio Serrantoni

Jean Rochefort as Donald Rose

Corinne Cléry as Angelica

Marina Langner as Valeria

Paola Tedesco as Teresa

Renato Mori as Literary Agent

Ivan Desny as Mr. Brown

Roberto Della Casa as Serge

Gigi Ballista as Psychiatrist

Michele Mirabella as Padosky

Eolo Capritti as Casino Collector

Tom Felleghy as Party Guest

Jacques Herlin as Party Guest

Giulio Massimini as Waiter (uncredited)

Fernando Cerulli as Waiter (uncredited)

Pietro Ceccarelli as Gangster