The Mask of Fu Manchu / 1932 Metro-Goldwyn-Mayer

In a segment of this pre-code thriller, a man, played by Charles Starrett of "The Durango Kid" western series, is captured by the evil Fu Manchu (Boris Karloff) who has him whipped and then bound loinclothed on a slab to be injected with a serum to make him an obedient servant.