Writing Credits (in alphabetical order)
| William Dinner | ... | (original stage play) (as William Dinnie) |
| William Morum | ... | (original stage play) (as William Murum) |
| Noel Robinson | ... | (adaptation) |
Cast
 |
Ethel Gabriel | ... | Ellen |
|
|
John Gray | ... | Inspector Martin |
| Ron Haddrick | ... | Gregory Black | |
|
|
Anne Haddy | ... | Lisa Graham |
