Directed by
| Ernest Morris | ||
Writing Credits (in alphabetical order)
| Michael Barnes | ... | (screenplay) |
| Mary Cathcart Borer | ... | (adaptation) |
| H.B. Stewart | ... | (story) |
Cast (in credits order)
| Norman Wooland | ... | Dr. Ballantyne | |
 |
Mandy Harper | ... | Pat (as Amanda Coxell) |
| Robin Stewart | ... | Jim | |
|
|
Robin Hunter | ... | Peter |
| Patrick Kavanagh | ... | Mike | |
| Arnold Diamond | ... | Imos | |
| George Pastell | ... | Kallas | |
| Ferdy Mayne | ... | Votan | |
|
|
Jackie Martin | ... | Borlas |
| Zienia Merton | ... | Marla | |
|
|
Tony Calvin | ... | Joe |
| Robert Bruce | ... | George | |
|
|
Andrew Laurence | ... | Col. Armstrong |
| Robert James | ... | Stewart | |
| Rest of cast listed alphabetically: | |||
|
|
Michael Collins | ... | Pearson - Gate Security (uncredited) |
| Philip Latham | ... | Doctor Wilson (uncredited) | |
| Colin Tapley | ... | Scientist (uncredited) | |
|
|
Jack Taylor | ... | 1st Man in Black (uncredited) |
| Larry Taylor | ... | 2nd Man in Black (uncredited) | |
| Jeremy Young | ... | Hampton - TV Producer (uncredited) | |
Produced by
| A. Frank Bundy | ... | producer |
Music by
| Eric Rogers | ||
Cinematography by
| Reginald H. Wyer | ||
Editing by
| John S. Smith | ||
Art Direction by
| Norman G. Arnold | ||
Makeup Department
| Gene Beck | ... | makeup artist |
Production Management
| Pat Morton | ... | production manager |
Second Unit Director or Assistant Director
| Francis George | ... | assistant director |
Art Department
| Terry Ackland-Snow | ... | draughtsman (uncredited) |
Sound Department
| Gordon K. McCallum | ... | sound mixer |
| C.C. Stevens | ... | sound recordist |
| Graham V. Hartstone | ... | sound assistant (uncredited) |
Script and Continuity Department
| Pax Morris | ... | continuity |
