Fredric March
Dr. Henry Jekyll / Mr. Edward Hyde
Miriam Hopkins
Ivy Pearson
Rose Hobart
Muriel Carew
Holmes Herbert
Dr. John Lanyon
Halliwell Hobbes
Brig. Gen. Sir Danvers Carew
Edgar Norton
Poole
Tempe Pigott
Mrs. Hawkins
Leonard Carey
Briggs, Lanyon's Butler (uncredited)
Boyd Irwin
Police Inspector (uncredited)
Arnold Lucy
Utterson (uncredited)
Murdock MacQuarrie
Dissenting Doctor at Lecture (uncredited)
Eric Mayne
Lanyon's Associate at Lecture (uncredited)
Robert Adair
Ivy's Admirer at Music Hall (uncredited)
Pat Harmon
Music Hall Customer (uncredited)
Douglas Walton
Blonde Student (uncredited)
Rita Carlyle
Tom London
Undetermined Role (uncredited)
Sam Harris
Party Guest (uncredited)
John Rogers
Music Hall Waiter (uncredited)
G.L. McDonnell
Hobson, Carew's Butler (uncredited)
Harry Adams
William Begg
Frank Goddard
Bobby Hale
Pub Patron (uncredited)
William Marion
Eric Wilton