Trailer
Images
 | Dermot Walsh as Steve Curry |
 | Rona Anderson as Helen Grant |
 | Ronald Howard as Robert Grant |
 | Sam Kydd as Tim Bowers |
 | Howard Lang as Greeko |
 | Edwin Richfield as Teacher |
 | Arnold Diamond as Zacki |
 | Trevor Reid as Fraser |
| Richard Shaw as Joe |
 | Tom Clegg as Vince (as Tommy Clegg) |
| Jessica Cairns as Julie |
| Frank Hawkins as Inspector Ryan |
| Jack Taylor as Sgt. Peters |
| Angela Krefeld as Bar Hostess |
| Reggie de Beer as Hotel Guest |
| Ernest Blyth as Man in Airport Lounge (uncredited) |
| Robert Gregory as Hotel Guest (uncredited) |
| Mary Maxfield as Hotel Guest (uncredited) |
| Derek Prentice as Scientist (uncredited) |
| Robert Raikes as Hotel receptionist (uncredited) |
 | Pat Ryan as Airport Traveler (uncredited) |
| Fred Stroud as Airport Lounge Attendant (uncredited) |
| Directing | |
| Peter Graham Scott | Director |
Production | |
| Francis Edge | Producer |
Writing | |
| Kenneth R. Hayles | Story |
| Kenneth R. Hayles | Screenplay |
Production | |
| John Temple-Smith | Producer |
Costume & Make-Up | |
| George Frost | Makeup Artist |
| Polly Young | Hairstylist |
Directing | |
| Roger Good | Assistant Director |
Camera | |
| Brendan J. Stafford | Director of Photography |
Sound | |
| John Cox | Sound Supervisor |
| Bert Ross | Sound Recordist |
Directing | |
| Doreen Dearnaley | Continuity |
Sound | |
| Red Law | Sound Recordist |
| Philip Martell | Music Director |
Art | |
| Norman G. Arnold | Art Direction |
Editing | |
| Richard Sidwell | Editor |
Sound | |
| Ray Terry | Original Music Composer |
Production | |
| Roy Parkinson | Production Manager |
Sound | |
| Peter Musgrave | Sound Editor |
