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