 | Dan Duryea als John Hopta |
 | Isa Miranda als Rosa Marotta |
 | Gwen Watford als Jackie Hopta |
 | Peter Madden als Supt. Hume |
 | Barry Warren als Det. Sgt. Connor |
 | Alan Edwards als Mr. Wilson |
 | Jean Aubrey als Trudy |
| Arnold Bell als Desk Sergeant |
 | Patrick Newell als Neighbour |
 | Hedger Wallace als Reporter |
| Joe Wadham als Police Driver |
| Jeff Silk als Reporter |
 | Shirley Cameron als Mrs. Wilson |
| Frank Nesbitt | Director |
| Evelyn Berckman | Novel |
| Neil McCallum | Screenplay |
| Buster Ambler | Sound Recordist |
| Clifton Brandon | Production Manager |
| Robert Winter | Editor |
| Renée Glynne | Continuity |
| Len Harris | Camera Operator |
| George Provis | Art Direction |
| Arthur Lavis | Director of Photography |
| Carlo Martelli | Original Music Composer |
| Louis H. Lavelly | Focus Puller |
| Philip Martell | Conductor |
| Jean Fairlie | Wardrobe Supervisor |
| Tom Buchanan | Boom Operator |
| Tony Reading | Draughtsman |
| Spencer Reeve | Sound Editor |
| Peter Russell | Assistant Art Director |
| Gordon Gilbert | Assistant Director |
| Joyce James | Hairdresser |
| Harold Fletcher | Makeup Artist |
| Laurie Ridley | Still Photographer |
| Michael Dryhurst | Second Assistant Director |
| Colin Miller | Assistant Sound Editor |
| Ray Freeborn | Third Assistant Director |
| Jack Parsons | Producer |
| Barbara Hopkins | Sound |
| Barbara Allen | Production Secretary |
