Boris Karloff
Dr. Henry Jekyll / Mr. Hyde
Helen Westcott
Vicky Edwards
Eddie Parker
Mr. Hyde (uncredited)
Patti McKaye
Can-can dancer
Betty Tyler
Can-can dancer
Lucille Lamarr
Can-can dancer
Dante De Paolo
Specialty dancer
Carmen De Lavallade
Javanese dancer
Maisay Kawasuma
Javanese dancer
Henry Coden
Javanese actor
Marjorie Bennett
Militant woman
Isabelle Dwan
Mrs. Penprase
James Fairfax
Mr. Penprase
Harry Wilson
Man Asking for Match
Harry Cording
Rough Character in the Park