Directed by
| Baccio Bandini | ||
Writing Credits (in alphabetical order)
| Baccio Bandini | ||
| Sandro Continenza | ||
| Ennio De Concini | ||
| Mario Monicelli | ||
| Steno | ||
Cast (in credits order)
| Umberto Spadaro | ... | Il commissario Pietrangeli | |
| Delia Scala | ... | Silvia Pietrangeli | |
 |
Andrea Bosic | ... | Aldo Manni (as Andrea J. Bosic) |
| Marco Vicario | ... | Giorgio Morelli | |
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Natale Cirino | ... | Palermo |
| Dorian Gray | ... | Vandina - la cantante del night (as Dorian Grey) | |
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Marga Cella | ... | Fosca - la portinaia |
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Angelo Maggio | ||
| Amina Pirani Maggi | ... | Giovanna | |
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Dina Perbellini | ... | La signora Rosini |
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Diana Veneziani | ... | Sonia Topescu |
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Giacomo Furia | ... | Leprotti |
| Enrico Glori | ... | Maggiore | |
| Loris Gizzi | ... | Il commendator Mazzocchi | |
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Nino Marchetti | ... | L'0peraio agenzia di pulizie |
| Rest of cast listed alphabetically: | |||
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Andrea De Pino | ... | L'inquilino sordo (uncredited) |
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Alma De Río | ... | (uncredited) |
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Fiorella Ferrero | ... | (uncredited) |
| Maria Zanoli | ... | La commessa del bar (uncredited) | |
Music by
| Gino Marinuzzi Jr. | ||
Cinematography by
| Renato Del Frate | ||
Editing by
| Otello Colangeli | ||
Production Design by
| Alberto Boccianti | ||
Production Management
| Enzo Merolle | ... | production supervisor |
| Vittorio Musy Glori | ... | production manager (as Vittorio Glori) |
| Vincenzo Taito | ... | production supervisor |
Second Unit Director or Assistant Director
| Nanni Loy | ... | assistant director (as Giovanni Loy) |
Sound Department
| Aldo Calpini | ... | sound |
Camera and Electrical Department
| Ugo Nudi | ... | camera operator |
Script and Continuity Department
| Serena Benvenuti | ... | script supervisor |
Additional Crew
| Tony Brandt | ... | production assistant |
| Mario Musy Glori | ... | production assistant (as Mario Musy) |
| Gianfranco Bellini | ... | italian voice dubbing: Marco Vicario (uncredited) |
| Mario Besesti | ... | italian voice dubbing: Natale Cirino (uncredited) |
| Manlio Busoni | ... | italian voice dubbing (uncredited) |
| Rosetta Calavetta | ... | italian voice dubbing: Delia Scala (uncredited) |
| Giorgio Capecchi | ... | italian voice dubbing (uncredited) |
| Gualtiero De Angelis | ... | italian voice dubbing: Andrea Bosic (uncredited) |
| Renata Marini | ... | italian voice dubbing: Dorian Gray (uncredited) |
| Bruno Persa | ... | italian voice dubbing (uncredited) |
| Cesare Polacco | ... | italian voice dubbing: Loris Gizzi (uncredited) |
| Giovanna Scotto | ... | italian voice dubbing: Marga Cella (uncredited) |
| Stefano Sibaldi | ... | italian voice dubbing (uncredited) |
| Renato Turi | ... | italian voice dubbing (uncredited) |
