Detective Inspector Gregory
Leopold Dryden
Joan Dryden
Rodney Fleming
Julian Caird
Guy Bannister
Poppy Levine
Herbert Evans
Sydney Parsons
Sir Herbert Farquharson
Chief Commissioner
Hannen Swaffer
Director
Director of Photography
Adaptation
Novel
Novel
Production Supervisor
Assistant Director
Art Direction
Sound Recordist
Editor
Costume Design
Music Director
