William Henry Pratt (23 November 1887 – 2 February 1969), better known by his stage name Boris Karloff (), was an English actor, who starred as Frankenstein's monster in the horror film "Frankenstein" (1931), which established him as a horror icon. He reprised the role in "Bride of Frankenstein" (1935) and "Son of Frankenstein" (1939). Karloff also appeared as Imhotep in "The Mummy" (1932), and voiced the Grinch, as well as narrated the animated television special of Dr. Seuss' "How the Grinch Stole Christmas!" (1966), which won him a Grammy Award.