Revenge Of The Zombies (1943) | John Carradine, Mantan Moreland

⁣Revenge of the Zombies is a 1943 horror film directed by Steve Sekely, starring John Carradine and Gale Storm. Dr. Max Heinrich von Altermann (John Carradine), is a mad scientist working to create a race of living dead warriors for the Third Reich.

The film was a follow-up to the horror-comedy King of the Zombies (1941) with Mantan Moreland reprising his role as Jeff and Madame Sul-Te-Wan returning as a different character. - Wikipedia
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Scott Warrington (Mauritz Hugo) returns to his childhood home in Louisiana after learning that his deceased sister, Lila (Veda Ann Borg), may have been poisoned. He brings a detective (Robert Lowery) with him, and they switch identities to protect Scott. At first, they find only Lila's sad husband, Dr. von Altermann (John Carradine). Secretly, however, von Altermann is a Nazi who has been perfecting a way to turn the dead, including Lila, into an army of zombies who will serve Hitler. - Rotten Tomatoes