

Acting
Herbert Lom's hypnotist eyes—pure predatory charisma before his Phantom fame.
Production
Circus atmosphere on a shoestring, all shadows and sawdust.
Director
John Harlow
Trivia, insights & behind the scenes
William Hartnell appears here years before becoming the First Doctor—spot the future Time Lord in circus gear.
This B-picture exemplifies 1940s Britain's obsession with hypnosis as cinematic shorthand for uncontrollable desire and moral corruption.