| Lisa Gastoni | Kitty Mortlock |
| Marius Goring | Dr. Henry Dysert |
| Nicholas Hannen | Colonel |
| Noel Hood | Lady Watson |
| Vida Hope | Louise |
| Rick Jason | Jethro Jones |
| Avice Landone | Mrs. Motlock |
| Frederick Leister | Dr. Alexander |
| Mary Merrall | Miss Bettyhill |
| Phyllis Neilson-Terry | Lady Lacy |
| Kynaston Reeves | Mr. Sparrow |
| Helen Shingler | Charlotte |
| Totti Truman Taylor | Mrs. Davies |
| Patrick Waddington | Sir George Watson |
Technical Credits
| Derek N. Twist | Director,Screenwriter |
| John Gossage | Producer,Screenwriter |
| Arthur Grant | Cinematographer |
| Desmond Saunders | Editor |
| Elven Webb | Art Director |
| John Wooldridge | Score Composer,Musical Direction/Supervision |