Marcello Mastroianni

as Mario / Michele Profili / Mario Gasparri

Catherine Spaak

as Giovanna

Virna Lisi

as Dorotea

Luciano Salce

as Arturo Rossi

Pamela Tiffin

as Pepita

Marco Ferreri

as (segment "L'uomo dei 5 palloni") (uncredited)

Ugo Tognazzi

as Man With Car (segment "L'uomo dei 5 palloni") (uncredited)