 | Cary Grant als Sir William Rutland |
 | Samantha Eggar als Christine Easton |
 | Jim Hutton als Steve Davis |
 | John Standing als Julius D. Haversack |
 | Miiko Taka als Aiko Kurawa |
 | Ted Hartley als Yuri Andreyovitch |
 | Ben Astar als Dimitri |
 | George Takei als Police Captain |
 | Teru Shimada als Mr. Kurawa |
 | Lois Kiuchi als Mrs. Kurawa |
 | C.K. Yang als Chinese Athlete |
| Robert Russell | Story |
| Frank Ross | Story |
| Sol C. Siegel | Producer |
| Charles Walters | Director |
| Sol Saks | Screenplay |
| Harry Stradling Sr. | Director of Photography |
| James Wells | Editor |
| Walter Thompson | Editor |
| Quincy Jones | Original Music Composer |
| Joseph C. Wright | Production Design |
| George R. Nelson | Set Decoration |
| Robert Priestley | Set Decoration |
| Jim Myers | Assistant Director |
| Rusty Meek | Unit Production Manager |
| Russell Saunders | Unit Production Manager |
| Ben Lane | Makeup Supervisor |
| Virginia Jones | Hairstylist |
| Gerald Perry Finnerman | Camera Operator |
| Morton Haack | Costume Design |
| James Z. Flaster | Sound |
| Jack Haynes | Sound |
