Richard Todd
— John North
Valerie Hobson
— Carol North
Christine Norden
— Susan Wilding
Tom Walls
— Mr. Clayton
Alexander Gauge
— Jerves Wilding
Ralph Truman
— Inspector Waterson
Vida Hope
— Miss Marchmont
Dora Bryan
— the waitress
Vincent Ball
— the first workman
Jack Vyvyan
— the second workman
Cyril Smith
— Publican
Elsie Wagstaff
— Wilding's maid
Dora Sevening
— Mrs. Wilding senior
Nigel Neilson
— Sergeant Sanger
Arthur Lane
— Constable Cowley
Geoffrey Bellman
— a passenger
Alan Gordon
— the ticket inspector
Hope Matthews
— elderly gentleman
Roger Moore
— the soldier in Paddington café
Arnold Ridley
— Mr. Saunders
Gwynneth Vaughan
— the girl with the soldier