Lon Chaney Jr. as Lawrence 'Larry' Stewart Talbot / The Wolf Man

Bela Lugosi as The Frankenstein Monster

Patric Knowles as Dr. Frank Mannering

Ilona Massey as Baroness Elsa Frankenstein

Maria Ouspenskaya as Maleva the Gypsy

Dennis Hoey as Inspector Owen

Lionel Atwill as Mayor of Vasaria

Rex Evans as Vazec the Innkeeper

Dwight Frye as Rudi a Vasarian

Don Barclay as Franzec a Vasarian

Harry Stubbs as Guno a Vasaria Policeman

Cyril Delevanti as Freddy Jolly the 1st Grave Robber (uncredited)

Tom Stevenson as 2nd Grave Robber (uncredited)

Adia Kuznetzoff as Festival Singer (uncredited)

Doris Lloyd as Cardiff Hospital Nurse (uncredited)

Charles Irwin as Cardiff Police Constable (uncredited)

David Clyde as Llanwelly Police Sergeant (uncredited)

Torben Meyer as Erno a Gypsy (uncredited)

Jeff Corey as Llanwelly Cemetery Keeper (uncredited)

Martha Vickers as Maid at Inn (uncredited)

Beatrice Roberts as Barmaid (uncredited)

Anne G. Sterling as Gypsy Girl (uncredited)

Sonia Darrin as Villager at Festival (extra) (uncredited)

Lance Fuller as Villager (uncredited)

George Calliga as Townsman (uncredited)

Jacob Dance as Angry Townsman (uncredited)

George Ford as Townsman (uncredited)

Jack Gordon as Male Nurse (uncredited)

Spec O'Donnell as Villager in Tavern (uncredited)

Cosmo Sardo as Townsman (uncredited)

Sarah Schwartz as Screaming Villager (uncredited)