Merle Oberon

Kitty Langley

Laird Cregar

Mr. Slade

George Sanders

Inspector John Warwick

Cedric Hardwicke

Robert Bonting

Sara Allgood

Ellen Bonting

Aubrey Mather

Superintendent Sutherland

Queenie Leonard

Daisy the Maid

Doris Lloyd

Jennie

David Clyde

Det. Sgt. Bates

Helena Pickard

Annie Rowley

Ruth Clifford

Hairdresser (uncredited)

Thora Hird

First Murder Victim Katie (uncredited)

Anita Sharp-Bolster

Wiggy (uncredited)

C. Montague Shaw

Stage Manager (uncredited)

Skelton Knaggs

Man with Cart

Charlie Hall

Comedian

Bess Flowers

Woman in Audience

Olaf Hytten

Harris, the Haberdasher

Fred Aldrich

Jimmy Aubrey

Billy Bevan

Ted Billings

Edmund Breon

Colin Campbell

Cyril Delevanti

Frank Elliott

Herbert Evans

Douglas Gerrard

Gibson Gowland

Kit Guard

Frank Hagney

Gerald Hamer

Lumsden Hare

Forrester Harvey

Stuart Holmes

Boyd Irwin

Colin Kenny

Crauford Kent

George Magrill

Kermit Maynard

Philo McCullough

Raymond Severn

Yorke Sherwood

Will Stanton

Donald Stuart

Walter Tetley

Frederick Worlock

Joan Bayley

Undetermined Secondary Role