Charles Laughton

Sir Humphrey Pengallan

Robert Newton

James "Jem" Trehearne

Hay Petrie

Sir Humphrey's Groom Sam

Horace Hodges

Chadwick

Emlyn Williams

Harry

Wylie Watson

Salvation

Mervyn Johns

Thomas

Edwin Greenwood

Dandy

Stephen Haggard

Willie

George Curzon

Captain Murray

Morland Graham

Sydney

Basil Radford

Lord George

Leslie Banks

Joss Merlyn

Marie Ney

Patience Merlyn

Maureen O'Hara

Mary Yellan

Jeanne De Casalis

Sir Humphrey's Dinner Guest

A. Bromley Davenport

Lord Ringwood

Mabel Terry-Lewis

Lady Beston

Frederick Piper

Davis

Herbert Lomas

Dowland

Clare Greet

Granny Tremarney

William Devlin

Burdkin

Marie Ault

Coach Passenger (uncredited)

O.B. Clarence

Coach Passenger (uncredited)

William Fazan

Undetermined Role (uncredited)

Archie Harradine

Undetermined Role (uncredited)

Robert Adair

Undetermined Role (uncredited)

Mary Jerrold

Miss Black (uncredited)

Harry Lane

Undetermined Role (uncredited)

Sam Lee

Undetermined Role (uncredited)

Alan Lewis

Undetermined Role (uncredited)

John Longden

Captain Johnson (uncredited)

Aubrey Mather

Coachman (uncredited)

Philip Ray

Undetermined Role (uncredited)

A. George Smith

Undetermined Role (uncredited)