"In coastal Cornwall, England, during the early 19th Century, a young woman who's come there to visit her aunt, discovers that she's married an innkeeper who's a member of a gang of criminals who arrange shipwrecking and murder for profit."
Charles Laughton
as Sir Humphrey Pengallan
Maureen O'Hara
as Mary Yellan
Robert Newton
as James "Jem" Trehearne
Leslie Banks
as Joss Merlyn
Marie Ney
as Patience Merlyn
Horace Hodges
as Chadwick
Emlyn Williams
as Harry
Wylie Watson
as Salvation
Mervyn Johns
as Thomas
Hay Petrie
as Sir Humphrey's Groom Sam
Edwin Greenwood
as Dandy
Stephen Haggard
as Willie
Morland Graham
as Sydney
Basil Radford
as Lord George
George Curzon
as Captain Murray
Jeanne De Casalis
as Sir Humphrey's Dinner Guest
A. Bromley Davenport
as Lord Ringwood
Mabel Terry-Lewis
as Lady Beston
Frederick Piper
as Davis
Herbert Lomas
as Dowland
Clare Greet
as Granny Tremarney
William Devlin
as Burdkin
Aubrey Mather
as Coachman (uncredited)
Marie Ault
as Coach Passenger (uncredited)
O.B. Clarence
Mary Jerrold
as Miss Black (uncredited)
John Longden
as Captain Johnson (uncredited)
Robert Adair
as Undetermined Role (uncredited)
William Fazan
Archie Harradine
Harry Lane
Sam Lee
Alan Lewis
Philip Ray
A. George Smith
Alfred Hitchcock
Director
Erich Pommer
Producer
Molly McArthur
Costume Design
Robert Hamer
Editor
Eric Fenby
Original Music Composer
Thomas N. Morahan
Set Decoration
Bernard Knowles
Director of Photography
Harry Stradling Sr.
Sidney Gilliat
Screenplay
Daphne du Maurier
Novel
J. B. Priestley
Additional Dialogue
Hugh Perceval
Production Manager
Joan Harrison
Dialogue
W. Percy Day
Matte Painter
Bob Simmons
Stunts
Edward Joseph
Assistant Director
Gus Drisse
Camera Operator
Jack Rogerson
Sound Recordist
Harry Watt
Special Effects
Roy Goddard
Ern Westmore
Makeup Artist
J. Lee Thompson
Dialogue Coach