Professor Bonaccorsi

Marcello Mastroianni

Carla

Barbara Bouchet

il pazzo scrittore

Enzo Robutti

gerarca fascista in treno

Ferruccio De Ceresa

Maria Teresa Albani

Paolo Pacino

Paola Corazzi

Alessandra Cardini

Asylum Patient (uncredited)

Annunziata Fuciarelli

Anna Bersani

Françoise Fabian

professor Rospigliosi

Silvano Tranquilli

Bianca

Marthe Keller

Francesca

Lucia Bosè

Tonio

Pierre Blaise

Gianna

Adriana Asti

la pazza aggressiva

Maria Michi

dottor Sfameni

Charles Fawcett

Director

Mauro Bolognini

Screenplay

Tullio Pinelli

Producer

Fulvio Lucisano

Costume Design

Piero Tosi

Original Music Composer

Ennio Morricone

Director of Photography

Ennio Guarnieri

Novel

Mario Tobino