Based on the novel by Edgar Wallace, detectives at Scotland Yard try and track down The Crimson Circle, a secret society of blackmailers
Felix Marl
Derek Yale
Insp. Parr
Jack Beardmore
Sylvia Hammond
Sgt. Webster
James Beardmore
Brabazon
Millie Macroy
Lawrence Fuller
Commissioner
Adaptation
Director
Novel
Producer
Director of Photography