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Alberto Sordi as Alberto Lucetti |
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Anna Maria Ferrero as Fiorella |
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Barbara Laage as Germaine, la Parigina |
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Эрвин Штраль as Riccardo / Richard Koster |
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Paul Hörbiger as Professor Roth |
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Marcello Giorda as Sandi, padre di Fiorella |
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Mino Doro as Maestro Manardi |
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Rio Nobile as Orti di Tiberio |
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John Stacy as maestro |
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Marisa Castellani as |
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Ileana Lauro as |
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Gina Mascetti as |
| Writing | Ákos Tolnay | Story |
| Writing | Ákos Tolnay | Screenplay |
| Writing | Ettore Scola | Story |
| Writing | Ettore Scola | Screenplay |
| Sound | Luigi Malatesta | Original Music Composer |
| Camera | Eugen Schüfftan | Director of Photography |
| Camera | Francesco Izzarelli | Director of Photography |
| Art | Ottavio Scotti | Production Design |
| Directing | Eduardo Stacul | First Assistant Director |
| Sound | Giulio Tagliacozzo | Sound |
| Sound | Armando Timpani | Boom Operator |
| Production | Pietro Nofri | Unit Manager |
| Production | Carlo Bartolini | Production Secretary |
| Camera | Silvio Fraschetti | Assistant Camera |
| Camera | Giovanni Ilari | Camera Operator |
| Editing | Mario Serandrei | Editor |
| Camera | Andrea Waga | Still Photographer |
| Costume & Make-Up | Umberto De Martino | Makeup Artist |
| Art | Antonio Leonardi | Set Decoration |
| Costume & Make-Up | Fabrizio Carafa | Costume Design |
| Directing | Federica Simonetti | Script Supervisor |
| Production | Ferruccio Biancini | Producer |
| Directing | Erich Kobler | Director |
