The Original The Wolf Man horror movie released in 1941 theatrically in black and white and is still popular among many werewolf fans today. The Wolf Man starred Lon Chaney Jr. as Larry Talbot. Talbot who was bitten by a werewolf, had an irresistible urge to show his affliction. The original movie was directed by George Waggner and written by Curt Siodmak.
The movie introduced a werewolf poem:
“Even a man who is pure in heart
and says his prayers by night
may become a wolf when the wolfbane blooms