"Dr. Frankenstein and his monster both turn out to be alive after being attacked by an angry mob. The now-chastened scientist attempts to escape his past, but a former mentor forces him to assist with the creation of a new creature."
Boris Karloff
as The Monster
Colin Clive
as Henry Frankenstein
Valerie Hobson
as Elizabeth
Ernest Thesiger
as Doctor Pretorius
Elsa Lanchester
as Mary Wollstonecraft Shelley / The Monster's Mate
Gavin Gordon
as Lord Byron
Douglas Walton
as Percy Bysshe Shelley
Una O'Connor
as Minnie
E. E. Clive
as Burgomaster
Lucien Prival
as Butler
O. P. Heggie
as Hermit
Dwight Frye
as Karl
Reginald Barlow
as Hans
Mary Gordon
as Hans' Wife
Anne Darling
as Shepherdess
Ted Billings
as Ludwig
Billy Barty
as Baby (uncredited)
Robert Adair
as Hunter in Woods (uncredited)
Norman Ainsley
as Archbishop (uncredited)
Frank Benson
as Villager (uncredited)
Maurice Black
as Gypsy (uncredited)
Walter Brennan
as Peasant (uncredited)
Mae Bruce
A.S. Byron
as King Homunculus (uncredited)
John Carradine
as Lost Hunter at Hermit's Cottage (uncredited)
D'Arcy Corrigan
as Procession Leader (uncredited)
Grace Cunard
J. Gunnis Davis
as Uncle Glutz (uncredited)
Marie DeForrest
as Ballerina (uncredited)
Elspeth Dudgeon
as Gypsy's Mother (uncredited)
Helen Jerome Eddy
as Gypsy's Wife (uncredited)
Neil Fitzgerald
as Rudy (uncredited)
Brenda Fowler
as Mother (uncredited)
John George
Helen Gibson
Marilyn Harris
as Girl (uncredited)
Carmencita Johnson
as Friend of Murdered Girl (uncredited)
Rollo Lloyd
as Neighbor (uncredited)
Murdock MacQuarrie
as Sympathetic Villager (uncredited)
Josephine McKim
as Little Mermaid (uncredited)
Torben Meyer
as Victim in flashback (uncredited)
Edwin Mordant
as Coroner (uncredited)
Charles Murphy
as Guard (uncredited)
Joseph North
as Servant (uncredited)
Helen Parrish
as Communion Girl (uncredited)
Edward Peil Sr.
Tempe Pigott
as Auntie Glutz (uncredited)
Sarah Schwartz
as Marta (uncredited)
Peter Shaw
as Devil (uncredited)
Mary Stewart
Frank Terry
Anders Van Haden
Dorothy Vernon
as Maid (uncredited)
Lucio Villegas
as Priest (uncredited)
Joan Woodbury
as Queen Homunculus (uncredited)
James Whale
Director
Carl Laemmle Jr.
Producer
Franz Waxman
Original Music Composer
Ted J. Kent
Editor
John J. Mescall
Director of Photography
John P. Fulton
Special Effects
Robert Florey
Story
Irma Kusely
Hairstylist
Otto Lederer
Assistant Makeup Artist
Gilbert Kurland
Sound Supervisor
William Hedgcock
Sound Engineer
Edwin Wetzel
Sound Effects Editor
Mary Shelley
Original Story
Josef Berne
Adaptation
Lawrence G. Blochman
Philip MacDonald
Tom Reed
Additional Writing
R.C. Sherriff
Edmund Pearson
Screenplay
Morton Covan
Hair Setup
Makeup Trainee
Fred Frank
Assistant Director
Harry Mancke
Joseph A. McDonough
David S. Horsley
Special Effects Assistant
Ken Strickfaden
Special Effects Technician
Cleo E. Baker
Visual Effects
William Dodds
Assistant Camera
Alan Jones
Camera Operator
Larry Aicholtz
Scoring Mixer
Abe Meyer
Music Coordinator
Clifford Vaughan
Orchestrator
Oliver Wallace
Musician
Flo Brummel
Script Consultant
George DeNormand
Stand In
Monte Montague
Charles D. Hall
Art Direction
Vera West
Costume Design
William Hurlbut
John L. Balderston
Jack Pierce
Makeup Artist
Maurice Pivar
Supervising Film Editor
Fred Stoll
Grip
Jack Cosgrove
Matte Painter
Russell Lawson
Music Supervisor
Louis Kaufman
C. Bakaleinikoff
Conductor
Script Coordinator
Carl Laemmle
Presenter