Cast (16)

Basil Rathbone

Sherlock Holmes

Nigel Bruce

Doctor Watson

Marjorie Riordan

Sheila Woodbury

Rosalind Ivan

Agatha Dunham

Morton Lowry

Steward

Leslie Vincent

Nikolas Watson

Martin Kosleck

Mirko

Rex Evans

Gregor

John Abbott

Jodri

Gerald Hamer

Kingston

William 'Wee Willie' Davis

Gubek

Frederick Worlock

Prime Minister

Tom Dillon

Matthias Cherney (uncredited)

James Carlisle

Aide (uncredited)

Olaf Hytten

Stimson (uncredited)

Gordon Jackson

Steward (uncredited)

Crew (14)

Leonard Lee

Screenplay

Saul A. Goodkind

Editor

Arthur Conan Doyle

Characters

Roy William Neill

Director

Paul Ivano

Director of Photography

Russell A. Gausman

Set Decoration

Howard Benedict

Executive Producer

Roy William Neill

Producer

John B. Goodman

Art Direction

Ralph Sylos

Set Decoration

Bernard B. Brown

Sound Director

Jack Pierce

Makeup Department Head

Martin Obzina

Art Direction

Vera West

Costume Design