Dr. Jekyll believes good and evil exist in everyone and creates a potion that allows his evil side, Mr. Hyde, to come to the fore. He faces horrible consequences when he lets his dark side run amok.
Dr. Henry 'Harry' Jekyll / Mr. Hyde
Spencer Tracy
Ivy Peterson
Ingrid Bergman
Beatrix 'Bea' Emery
Lana Turner
Sir Charles Emery
Donald Crisp
Dr. John Lanyon
Ian Hunter
Sam Higgins
Barton MacLane
The Bishop
C. Aubrey Smith
Poole
Peter Godfrey
Mrs. Higgins
Sara Allgood
Dr. Heath
Frederick Worlock
Intern Fenwick
William Tannen
Marcia
Frances Robinson
Freddie
Denis Greene
Mr. Weller
Billy Bevan
Old Prouty
Forrester Harvey
Colonel Weymouth
Lumsden Hare
Dr. Courtland
Lawrence Grant
Constable
John Barclay
Mrs. Arnold (uncredited)
Hillary Brooke
Tripped Waiter (uncredited)
Alec Craig
Dr. Lanyon's Butler Briggs (uncredited)
Brandon Hurst
Hobson (uncredited)
Olaf Hytten
Constable (uncredited)
Colin Kenny
Mrs. Marley (uncredited)
Doris Lloyd
Inspector (uncredited)
Aubrey Mather
Constable (uncredited)
Al Ferguson
Wife (uncredited)
Mary Field
Drunk (uncredited)
Frank Hagney
Cart Driver (uncredited)
Bobby Hale
Landlady (uncredited)
Martha Wentworth
Barmaid (uncredited)
Katherine Yorke
Thug (uncredited)
C.M. 'Slats' Wyrick
Church Member (uncredited)
Larry Wheat
Minor Role (uncredited)
Pax Walker
Minor Role (uncredited)
Venita Vincent
Brawler (uncredited)
Sailor Vincent
French Attendant (uncredited)
Jacques Vanaire
Constable (uncredited)
Jack Stewart
Young Man (uncredited)
Jimmy Spencer
Chairman (uncredited)
Yorke Sherwood
Specialty Dancer (uncredited)
Patsy Shaw
Old Woman in Art Museum (uncredited)
Clara Reid
Constable (uncredited)
John Power
Brawler (uncredited)
Gil Perkins
Choir Master (uncredited)
Milton Parsons
Mr. Marley (uncredited)
Lionel Pape
Reception Guest (uncredited)
Edmund Mortimer
Drunk (uncredited)
Pat Moriarity
Soloist in 'See Me Dance the Polka' Number (uncredited)
Alice Mock
Drunk (uncredited)
Cyril McLaglen
Young Woman (uncredited)
Frances MacInerney
Husband (uncredited)
Eric Lonsdale
Mrs. Courtland (uncredited)
Gwendolyn Logan
Dowager in Church (uncredited)
Susanne Leach
Uncle Geoffrey (uncredited)
Claude King
Minor Role (uncredited)
P.J. Kelly
Blind Man (uncredited)
Harold Howard
Mrs. Weymouth (uncredited)
Winifred Harris
Minor Role (uncredited)
Stuart Hall
Messenger (uncredited)
Eldon Gorst
Cockney (uncredited)
Douglas Gordon
Mrs. French (uncredited)
Gwen Gaze
Minor Role (uncredited)
Mel S. Forrester
Footman (uncredited)
David Dunbar
Hostler (uncredited)
Herbert Clifton
Minor Role (uncredited)
Rita Carlyle
Bar Patron (uncredited)
Ted Billings
Lady Copewell (uncredited)
Lydia Bilbrook
Spinster in Art Museum (uncredited)
Vangie Beilby
Hanger-On (uncredited)
Jimmy Aubrey
Art Student (uncredited)
Rudolph Andrean