A writer of murder mysteries finds himself caught up in a string of murders in London.
Michael Gough
Edmond Bancroft
June Cunningham
Joan Berkley
Graham Curnow
Rick
Shirley Anne Field
Angela Banks
Geoffrey Keen
Supt. Graham
Gerald Andersen
Dr. Ballan
John Warwick
Insp. Lodge
Beatrice Varley
Aggie
Austin Trevor
Commissioner Wayne
Malou Pantera
Peggy
Howard Greene
Tom Rivers
Dorinda Stevens
Gail Dunlap
Stuart Saunders
Strength-Test Barker
Hilda Barry
Woman in Hall
Nora Gordon
Vanda Godsell
Miss Ashton
Gerald Case
Bookshop Manager
Geoffrey Denton
Sergeant at Jail
Sydney Bromley
Neighbour
John Harvey
Man in Bookshop
Carole Ann Ford
Teen in Hall of Mirrors (uncredited)