"When young Dalia is mistakenly admitted to a mental institution, she is declared sane - but by a truly mad person pretending to be a doctor. The real doctor thinks she is insane - how can she escape this madness?"
Aldo Fabrizi
as Gnauli
Carla Del Poggio
as Dalia Rossi
Enrico Luzi
as Dr. Carlo Forto
Rita Giannuzzi
as Silvia
Enrico Viarisio
as Il professore Ruiz
Enzo Fiermonte
as Paolo
Piero Palermini
as Enrico
Arturo Bragaglia
as Un pescatore
Lianella Carell
as Diamora Guidi
Oscar Andriani
as The mad letter writer
Marco Tulli
as L'inventore
Gianna Baragli
as Mad canasta player
Nietta Zocchi
Lia Di Leo
as L'infirmiera
Walter Brandi
as Il dottore
Vittorio Braschi
as
Luigi Casciano
Gianna Dauro
as Portiere
Maria Donati
Maria Teresa Ferri
Laura Gore
as Stilista de moda
Enzo Maggio
as Gnauli's assistant
Alberto Nucci
Carlo Pennecchi
Paole Reale
Pino Sciacqua
John Stacy
as Signor Guidi
Amedeo Trilli
Fausto Vergal
Maddalena De Francesco
Script Supervisor
Virgilio Morosetti
Makeup Artist
Franco Lolli
Production Design
Bruno Paolinelli
Story
Diego Muni
Production Secretary
Pietro Spadoni
Sound Recordist
Enzo Constantini
Assistant Production Design
Angelina Ferri
Hairstylist
Bruno Valeri
Ennio Sensi
Sound
Corrado Bartoloni
Camera Operator
Oscar De Arcangelis
Boom Operator
Sandro Dani
Production Manager
Ferruccio Viotti
Unit Manager
Piero Ghione
First Assistant Director
Novello Della Bona
Production Assistant
Ubaldo Terzano
Assistant Camera
Giuseppe Moschioni
Still Photographer
Franco Ferrara
Conductor
Mario Nascimbene
Original Music Composer
G.W. Pabst
Director
Screenplay
Léo Lania
Mario Serandrei
Editor
Mario Bava
Director of Photography
Producer