Vittorio Gassman as Armando Zavanatti

Paolo Villaggio as Agostino Antoniucci

Fortunato Arena as prof. Pampardella

Isa Bellini as Old Gipsy

Liù Bosisio as Orphanage Director

Annamaria Chio as Tiziana

Carlo Delle Piane as Male Nurse

Rossana Di Lorenzo as Hooker

Gian Carlo Fusco as Cesare Maccaresi

Corrado Gaipa as Giudice

Augusto Mastrantoni as Tarquinio Maccaresi

Enzo Robutti as Malato

Toni Ucci as Male Nurse

Luigi Zerbinati as Cesarina

Salvatore Baccaro as Male Nurse (uncredited)

Enrico Marciani as Colonel (uncredited)

Renzo Marignano as Cesare Maccaresi (uncredited)

Giuseppe Marrocco as Interviewer (uncredited)

Franca Scagnetti as Woman in Hospital (uncredited)

Luca Sportelli as Policeman (uncredited)

Massimo Sarchielli as Buglialozzi

Aldo Marianecci as Peppino

Mago Silvan as professor Zivola