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Bibi Andersson as Karin Ullman |
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Robert Stack as David Frasier |
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James Farentino as Bruno Cardini |
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Annie Girardot as Liliana |
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Didi Perego as Bruno's Girl Friend |
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Mario Nascimbene as Prof Ferrara |
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Francesco Mulè as Manzetti (as Francesco Mulé) |
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Frank Sundström as Mr. Ullman |
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Toivo Pawlo as Rushenov |
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Beppe Wolgers as Fahlen |
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Birgitta Valberg as Mrs. Ullman |
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Cathy Riney as Cathy |
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Erika Rosell as Sissi |
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Ted Gärdestad as Swedish Boy Playing Accordion (uncredited) |
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Kenneth Gärdestad as Swedish Guy Playing Guitar (uncredited) |
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Desi Gardena as Larry |
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Diana Lante as Ambassador's Wife |
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Anna Liotti as Nadia |
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Marco Raviart as T.V. Announcer |
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Ingela Rossell as Mrs. Fahlen |
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Gisella Sofio as Mrs. Curtis |
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Pippo Starnazza as Mario |
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Ornella Vanoni as Singer (voice) |
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Elsa Vazzoler as Luisa |
| Production | Fred Wallach | Production Manager |
| Crew | Sergio Mioni | Technical Advisor |
| Production | Luciano Piperno | Unit Production Manager |
| Sound | Luciano Welisch | Sound |
| Directing | Roberto Malenotti | Assistant Director |
| Camera | Cesare Allione | Camera Operator |
| Costume & Make-Up | Bud Westmore | Makeup Supervisor |
| Sound | Waldon O. Watson | Sound |
| Crew | Hunt Downs | Unit Publicist |
| Directing | Marion Mertes | Script Supervisor |
| Production | Milton Feldman | Production Supervisor |
| Writing | Leonardo Bercovici | Writer |
| Costume & Make-Up | Cesare Gambarelli | Makeup Artist |
| Art | Aurelio Crugnola | Art Direction |
| Art | Alexander Golitzen | Art Direction |
| Production | Leonardo Bercovici | Producer |
| Editing | Milton Shifman | Editor |
| Art | Franco Fumagalli | Set Decoration |
| Costume & Make-Up | Giuseppe Banchelli | Makeup Artist |
| Directing | Leonardo Bercovici | Director |
| Art | John McCarthy Jr. | Set Decoration |
| Costume & Make-Up | Edith Head | Costume Design |
| Sound | Larry Germain | Music Supervisor |
| Sound | John Williams | Original Music Composer |
| Camera | Piero Portalupi | Director of Photography |
| Costume & Make-Up | Larry Germain | Hairstylist |
| Sound | Stanley Wilson | Music Supervisor |
| Editing | Renzo Lucidi | Consulting Editor |
| Costume & Make-Up | Italia Scandariato | Wardrobe Designer |
| Costume & Make-Up | Vasco Reggiani | Hairstylist |
| Production | Dede Allen | Production Consultant |
