
Robert Donat
Richard Hannay
Acting

Madeleine Carroll
Pamela
Acting

Lucie Mannheim
Annabella Smith
Acting

Godfrey Tearle
Professor Jordan
Acting

Peggy Ashcroft
The Crofter's Wife Margaret
Acting

John Laurie
John the Crofter
Acting

Helen Haye
Louisa Jordan
Acting

Frank Cellier
Sheriff Watson
Acting

Wylie Watson
Mr. Memory
Acting

Gus McNaughton
Salesman on the Flying Scotsman
Acting

Jerry Verno
Salesman on the Flying Scotsman
Acting

Peggy Simpson
The Jordans' Maid
Acting

Matthew Boulton
Fake Police Officer (uncredited)
Acting
![Pat Hagate]()
Pat Hagate
M.C. Who Introduces Mr. Memory (uncredited)
Acting

Alfred Hitchcock
Man Walking Past Bus (uncredited)
Directing
![Carleton Hobbs]()
Carleton Hobbs
Fake Police Officer (uncredited)
Acting

Elizabeth Inglis
Professor Jordan's Daughter Pat (uncredited)
Acting
![Quinton McPherson]()
Quinton McPherson
Clergyman on the Flying Scotsman (uncredited)
Acting

Frederick Piper
The Milkman (uncredited)
Acting
![Hilda Trevelyan]()
Hilda Trevelyan
The Innkeeper's Wife (uncredited)
Acting

Ivor Barnard
Political Meeting Chairman (uncredited)
Acting
![Ex-Det. Sergt. Bishop]()
Ex-Det. Sergt. Bishop
Police Sergeant (uncredited)
Acting

Wallace Bosco
Palladium Doorman (uncredited)
Acting

Vida Hope
Usherette (uncredited)
Acting
![James Knight]()
James Knight
Detective at London Palladium (uncredited)
Acting

Miles Malleson
Palladium Manager (uncredited)
Acting
![John Rae]()
John Rae
Audience Member at Political Meeting (uncredited)
Acting

John Turnbull
Scottish Police Inspector (uncredited)
Acting

S. J. Warmington
Scotland Yard Man (uncredited)
Acting

Charles Bennett
Second Passerby Near the Bus (uncredited)
Writing
![Noel Birkin]()
Noel Birkin
Minor Role (uncredited)
Acting
![Charles Hubert Renard]()
Charles Hubert Renard
Second Violinist (uncredited)
Acting