Marcello Mastroianni

~ as ~

Marco Tornabuoni

Giovanna Ralli

~ as ~

Luciana

Vittorio De Sica

~ as ~

professor Ottavio Tornabuoni

Memmo Carotenuto

~ as ~

Nando Terenzi

Luciana Paluzzi

~ as ~

Giulia

Andrea Checchi

~ as ~

dottor Giuliani

Riccardo Garrone

~ as ~

Michele

Giacomo Furia

~ as ~

Peppino

Raimondo Vianello

~ as ~

mister La Corata

Enzo Garinei

~ as ~

scienziato tedesco