Vittorio Gassman as Mario Agasti / Filippo Agasti

Lisa Gastoni as Alma - moglie di Mario

Adrienne La Russa as Kitty

Giampiero Albertini as Santarini

Ennio Balbo as Suocero di Agasti

Umberto D'Orsi as Roberto Franceschini 'Pampero'

Fiorenzo Fiorentini as Bertieri

Marisa Fabbri as Wife of Mattia

Ettore Mattia as Minister Mattia

Lino Banfi as Journalist (uncredited)

Antonio Centa as commendator Mannocchi

Michel Bardinet as ufficiale tedesco

Eugene Walter as monsignor Faldella

Donatella Ceccarello as

Tullio Altamura as

Guido Spadea as

Giuseppe Terranova as

Giovanni Ivan Scratuglia as

Jimmy il Fenomeno as

Cesare Gelli as