- Country: Italy
- Genres: Comedy, Crime
- Release: 1973-03-15
- Director: Alberto Lattuada
- Writers: Alberto Lattuada , Ruggero Maccari , Luigi Malerba
- Language: Italian
- Stars: Giancarlo Giannini , Silvia Monti , Hiram Keller , Patricia Chiti , Orazio Orlando , Barbara Herrera , Nino Pavese , Giuseppe Maffioli , Georges Wilson , Ely Galleani
- Runtime: 108 min
- Awards: 2 wins
- AKA: He sido yo (Spain) , It Was I , Sono stato io! , To eglima tou aionos (Greece) , Sono stato io! (Italy) , Yo soy culpable (Argentina)
- Plot: A humble Milanese window-cleaner with dreams of magazine and TV fame accuses himself of the murder of a soprano from La Scala. "It's a film close to my heart. It was an old project called Essere un mostro ('Being a Monster') and this, too, is the story of an 'anti-hero'. Giannini was extraordinary". (A. Lattuada)
- IMDB:tt0070720
Sono stato io! Cast · · · ALL
Alberto Lattuada
Director
Giancarlo Giannini
Biagio Solise
Silvia Monti
Jacqueline
Hiram Keller
Kid
Ely Galleani
Hitch-hiker
Orazio Orlando
Commissioner
Barbara Herrera
Sarta
Nino Pavese
Cavalier Armando Toluzzi
Giuseppe Maffioli
Defense attorney
Georges Wilson
Public minister
Elio Crovetto
Policeman
Nico Pepe
Official
Pippo Starnazza
Ttramp
Carla Mancini
Bruno Boschetti
Fortunato Arena
Inmate (uncredited)
Gerry Bruno
Shopkeeper (uncredited)
Alberto Lattuada
Theater director (uncredited)