He’s mean and green and one of the holiday season’s best-known characters. But the man who gave voice to the “Grinch” had a monster-sized career all his own. Michelle Miller has his story.

William Henry Pratt, better known by his stage name Boris Karloff, was an English actor, who starred as Frankenstein’s monster in the horror film Frankenstein, which established him as a horror icon. He reprised the role in Bride of Frankenstein and Son of Frankenstein.