Colin Clive

Henry Frankenstein

Mae Clarke

Elizabeth

John Boles

Victor Moritz

Boris Karloff

The Monster

Edward Van Sloan

Doctor Waldman

Frederick Kerr

Baron Frankenstein

Dwight Frye

Fritz

Lionel Belmore

The Burgomaster

Marilyn Harris

Little Maria

Ted Billings

Villager (uncredited)

Jack Curtis

Villager (uncredited)

Arletta Duncan

Bridesmaid (uncredited)

William Dyer

Gravedigger (uncredited)

Francis Ford

Hans (uncredited)

Soledad Jiménez

Mourner (uncredited)

Carmencita Johnson

Little Girl (uncredited)

Margaret Mann

Mourner (uncredited)

Michael Mark

Ludwig (uncredited)

Pauline Moore

Bridesmaid (uncredited)

Inez Palange

Villager (uncredited)

Paul Panzer

Mourner (uncredited)

Cecilia Parker

Maid (uncredited)

Ellinor Vanderveer

Medical Student (uncredited)

Robert Milasch

Villager (uncredited)