Richard Todd as John North

Valerie Hobson as Carol North

Christine Norden as Susan Wilding

Tom Walls as Mr. Clayton

Alexander Gauge as Jerves Wilding

Ralph Truman as Inspector Waterson

Vida Hope as Miss Marchmont

Dora Bryan as the waitress

Vincent Ball as the first workman

Jack Vyvyan as the second workman

Cyril Smith as Publican

Elsie Wagstaff as Wilding's maid

Dora Sevening as Mrs. Wilding senior

Nigel Neilson as Sergeant Sanger

Arthur Lane as Constable Cowley

Geoffrey Bellman as a passenger

Alan Gordon as the ticket inspector

Hope Matthews as elderly gentleman

Roger Moore as the soldier in Paddington café

Arnold Ridley as Mr. Saunders

Gwynneth Vaughan as the girl with the soldier