Jimmy Hanley
Fred
Lana Morris
Myra
Sonia Holm
Jean
Jack Allen
Parker
Sam Kydd
Spencer
Pat McGrath
Henry
Michael Mellinger
Tim
Charles Morgan
MacLaren
Bruce Beeby
Inspector Rawlings
Rupert Evans
Williams
Elizabeth Seal
Gwen
Jack Stewart
Gregson
Frank Thornton
Inspector Finch
Trevor Reid
Commissioner
Edwin Richfield
Nat
Jane Harwood
Cashier
Madge Brindley
Mrs. Evans
Joan Carol
Scientific Officer
Tom Bowman
Detective Sergeant (uncredited)
Jim Brady
Policeman at Bank (uncredited)
Chick Fowles
Detective at Briefing (uncredited)
Nora Gordon
Fred's Landlady (uncredited)
Vernon Greeves
Radio Detector Operator (uncredited)
Pat Hagan
Police Constable at Warehouse (uncredited)
Patrick Halpin
Detective at Briefing (uncredited)
Hubert Hill
Plotter in Taxi Control Room (uncredited)
George Margo
American Serviceman in the Taxi (uncredited)
Arthur Mullard
Detective at Briefing (uncredited)
Fred Nicholas
Detective at Briefing (uncredited)
Joe Phelps
Police Constable (uncredited)
Cleo Rose
Girl in the Taxi (uncredited)
Pat Ryan
Cop at Bank (uncredited)
Leonard Sharp
Charlie - First Bank Nightwatchman (uncredited)
Madoline Thomas
Apex Charlady (uncredited)
Joe Wadham
Travel Agency Manager (uncredited)
Ian Wilson
Second Bank Nightwatchman (uncredited)