cast
-
Donald Gray
James Martin
- Ann Wemyss Joan Bauer
-
Mary Newcomb
Helen Rollins
-
Ronald Ward
Michael Waring
-
Henri De Vries
Professor Bauer
-
Alastair Sim
'Pop' Lawler
-
James Carew
Dr. Rollins
-
Henry Caine
Sergeant Cox
- Eric Hales Carter
- Joana Pereira Miss Bauer
- Arnold Bell Leech
- Lillian Talbot Mrs. Barker
- Martin Lewis
- Charles Howard