출연진
Reginald Owen
Sherlock Holmes
June Clyde
Eileen Forrester
Alan Mowbray
Lestrade
Warburton Gamble
Dr. Watson
Doris Lloyd
Mrs. Annabel Mary Murphy
John Warburton
John Stanford
Leila Bennett
Daffy Dolly
J.M. Kerrigan
Jabez Wilson
Alan Dinehart
Merrydew
Anna May Wong
Mrs. Pyke
Billy Bevan
Will Swallow
Wyndham Standing
Capt. Robin S. Pyke
Halliwell Hobbes
Malcolm Dearing