Jane Hylton

Diana Taylor

Duncan Lamont

Jack Taylor

Donald Gray

Jimmy Thompson

Meredith Edwards

Bob Edwards

Cyril Smith

Alf Quinney

Irene Handl

Mrs. Raymond

Hugo Schuster

Hartl

Kynaston Reeves

Pathologist

Hugh Moxey

Assistant Commissioner

Tony Hilton

Tubby

Stanley Vilven

Attwood

Hamilton Keene

Fire Officer (as Hamilton Keane)

Gwen Bacon

Mrs. Thompson

Charlie Bird

Police Sergeant (uncredited)

Stratford Johns

2nd Fireman (uncredited)

Daniel Birt