Doris Lloyd
Lottie Sorelle (Uncredited)
Holmes Herbert
Constable (Uncredited)
Olaf Hytten
Prosecutor (Uncredited)
Wheaton Chambers
Magistrate (Uncredited)
Frank Hagney
Man in a Bar (Uncredited)
Louis Hayward
Edward Jekyll / Dr. Henry Jekyll / Mr. Hyde
Joyce Jameson
Barmaid (Uncredited)
Alexander Knox
Dr. Curtis Lanyon
Gavin Muir
Editor Richard Daniels
Bruce Lester
Daniels' Reporter (Uncredited)
Lester Matthews
Sir John Utterson
Rhys Williams
Michaels, Butler
Robin Hughes
Alec (Uncredited)
Claire Carleton
Hazel Sorelle (Uncredited)
Patrick O'Moore
Joe Sorelle (Uncredited)
Paul Cavanagh
Inspector Stoddard
Hamilton Camp
William Bennett (Uncredited)
Leonard Mudie
Pharmacist (Uncredited)
Matthew Boulton
Inspector Grey (Uncredited)
Victor Adamson
Coachman (Uncredited)
Ottola Nesmith
Nurse (Uncredited)
Jody Lawrance
Lynn Utterson