 | Michael Caine als Doc Fletcher |
 | Cybill Shepherd als Debbie Luckman |
 | Louis Jourdan als Prince di Siracusa |
 | Stéphane Audran als Shireen Firdausi |
 | David Warner als Agha Firdausi |
 | Tom Smothers als Donald Luckman |
 | Martin Balsam als Joe Fiore |
 | Jay Leno als Albert Fiore |
 | Tony Mascia als Marvin Skinner |
 | Charles Gray als Charles Cook |
 | Joss Ackland als Henry Foreman |
 | Jeremy Clyde als Nick Topping |
 | Moustache als Signore Bendetti |
 | Patricia Lecchi als Maria the Maid |
| Victor Baring als Chief Accountant |
| Walter Goodman als Trader |
| Ivan Passer | Director |
| Peter Stone | Writer |
| Vicki Deason | Production Assistant |
| Bernard Gribble | Editor |
| Claude Bolling | Music |
| Martin C. Schute | Executive Producer |
| Arlene Sellers | Producer |
| Alex Winitsky | Producer |
| Anthony B. Richmond | Director of Photography |
| Irene Lamb | Casting |
| Edward Marshall | Art Direction |
| Josie MacAvin | Set Decoration |
| Karl Lagerfeld | Costume Design |
| Ruth Myers | Costume Design |
| Eric Allwright | Makeup Artist |
| Betty Glasow | Hairstylist |
| Mike Jones | Hairstylist |
| Freddie Williamson | Makeup Artist |
| Brian Burgess | Production Manager |
| Mike Gowans | First Assistant Director |
| Bob Howard | Second Assistant Director |
| Terry Apsey | Construction Manager |
| Kenneth Ryan | Assistant Art Director |
| Roy Charman | Sound Mixer |
| Jeremy Hume | Assistant Sound Editor |
| Mike Tucker | Boom Operator |
| Martin Evans | Gaffer |
| Mike Roberts | Camera Operator |
| Derek Suter | Electrician |
| Elsa Fennell | Costume Supervisor |
| Nigel Galt | Assistant Editor |
| Ann Skinner | Continuity |
| Michael Brent | Production Accountant |
