Cast
David Farrar
Detective Inspector Craig
Dandy Nichols
Mrs. Gamble
Meredith Edwards
Sergeant Davies
Jack McNaughton
Hotel Porter (Uncredited)
Mona Washbourne
Librarian
Barbara Windsor
Young Girl in Chemist
John Welsh
Police Scientist (Uncredited)
Marjorie Rhodes
Mrs. Jeffries
Guy Deghy
Erikkson (Uncredited)
Ronald Ward
Military Man (Uncredited)
Marianne Stone
Mrs. Marley
Thora Hird
Kelly's landlady
Anita Sharp-Bolster
Miss Gill
Ray Jackson
Young Police Scientist
William Lucas
Press Photographer (Uncredited)
Beverley Brooks
Pam
Joan Hickson
Chemist
Michael Ward
Mantilla
Richard Rogers
Urchin (Uncredited)
Brenda Hogan
Sue's Secretary
Alma Taylor
Mrs. Bellamy (Uncredited)
Irene Prador
Mitzi
Cyril Chamberlain
Uniformed Police Officer
Percy Herbert
Police Constable in Phone Box
Jack Lambert
Police Station Sergeant (Uncredited)
Ewen Solon
Bus Inspector (Uncredited)
Joan Sims
Ice Cream Seller in the Park
Dorothy Gordon
Ice Cream Girl's Friend
Glyn Houston
Bus Driver
Charlotte Mitchell
Farmer's Wife (Uncredited)
George Woodbridge
Taxi Driver
Eleanor Summerfield
Sergeant Cook
Shirley Anne Field
Girl Working at Taxi Garage
Freda Bamford
Zoe's Mother
Robert Brown
Farmer with Shotgun
Fred Griffiths
Gamble (Uncredited)
Hugh Morton
Dr. Fairfax (Uncredited)
David Knight
Lee Cochrane
Julia Arnall
Sue Cochrane
Everley Gregg
Viscountess Cardale