 | Paolo Villaggio als Dalmazio Siraghi |
 | Lino Banfi als Amalio Siraghi |
 | Massimo Boldi als Egisto Siraghi |
 | Enrico Maria Salerno als Zio Aliprando Siraghi |
 | Antonio Barrios als Franco Nero |
 | Barbara Scoppa als Marisa Padovan |
 | Antonio Allocca als Il paziente |
 | Ennio Antonelli als Finto Prete |
 | Claudio Boldi als La guardia |
| Corrado Monteforte als Minozzi |
| Dino Cassio als guardia |
| Larry Dolgin als Parson Robert Jr. |
 | Francesco Salvi als carcerato (voce fuori campo) |
 | Omero Capanna als uomo che cade dalla finestra |
 | Clemente Ukmar als (uncredited) |
 | Ettore Martini als (uncredited) |
 | Luciano Foti als (uncredited) |
 | Antonio Spinnato als (uncredited) |
 | Marcello Magnelli als (uncredited) |
| Armando Tortorici als (uncredited) |
 | Rossana Canghiari als (uncredited) |
| Pipolo | Story |
| Castellano | Story |
| Mario Cecchi Gori | Producer |
| Neri Parenti | Director |
| Vittorio Cecchi Gori | Producer |
| Pipolo | Screenplay |
| Castellano | Screenplay |
| Neri Parenti | Screenplay |
| Alessandro D'Eva | Director of Photography |
| Mario Ambrosino | Production Design |
| Christiana Lafayette | Costume Design |
| Marina Mattoli | First Assistant Director |
| Bruno Zambrini | Original Music Composer |
| Sergio Montanari | Editor |
| Paolo Vandini | Line Producer |
| Bruno Altissimi | Associate Producer |
| Claudio Saraceni | Associate Producer |
| Lamberto Palmieri | Unit Manager |
| Mario Bernacchia | Production Secretary |
| Antonio Mastronardi | Administration |
| Maurizio Calvesi | Camera Operator |
| Massimo Intoppa | Assistant Camera |
| Daniele Cimini | Assistant Camera |
| Mirella Malatesta | Script Supervisor |
| Vincenzo Savino | Still Photographer |
| Adelchi Marinangeli | Assistant Editor |
| Vincenzo Di Santo | Assistant Editor |
| Massimo Loffredi | Sound |
| Angelo Amatulli | Boom Operator |
| Virginia Vianello | Set Decoration |
| Massimo Iacomini | Assistant Production Design |
| Elisabetta Aversano | Assistant Costume Designer |
| Alfredo Marazzi | Makeup Artist |
| Luisa Di Fraia | Assistant Makeup Artist |
| Patrizia Corridoni | Hairstylist |
| Renato Agostini | Special Effects |
| Danilo Moroni | Sound Mixer |
