The Spy in Black

Captain Ernst Hardt

Conrad Veidt

Ashington

Sebastian Shaw

The School Mistress

Valerie Hobson

Lieutenant Felix Schuster

Marius Goring

Anne Burnett

June Duprez

The Rev. Hector Matthews

Athole Stewart

Mrs. Matthews

Agnes Lauchlan

Mrs. Sedley

Helen Haye

The Rev. John Harris

Cyril Raymond

Captain Ratter

George Summers

Engineer

Hay Petrie

Bob Bratt

Grant Sutherland

Admiral

Robert Rendel

Chauffeuse

Mary Morris

Kate

Margaret Moffatt

Commander Denis

Kenneth Warrington

Submarine Officer

Torin Thatcher

Maggie

Esma Cannon

Bit Part (uncredited)

Cyril Chamberlain

Corporal Guarding POW's on Ferry

Bryan Herbert

German Sailor looking for Capt. Hardt

Skelton Knaggs

German Officer in Kieler Hof Hotel

Howard Marion-Crawford

Hans - Hotel Receptionist

Bernard Miles

Newlywed at Kiel Hotel

John Penrose

Armed Guard of POWs on Ferry

Johnnie Schofield

Undetermined Minor Role (uncredited)

Diana Sinclair-Hall

Bell Boy (uncredited)

Graham Stark

Passport Official (uncredited)

Jack Lambert

German Girl (uncredited)

Jeanne Macintyre

Jack Sharp