"The Last Witch Hunter" is a 2015 American dark fantasy action film directed by Cory Yuen and written by Matt S. Miller. The movie stars Vin Diesel as Kael, a witch hunter who has dedicated his life to fighting witches. The story takes place in modern-day New York City, where Kael teams up with a rookie witch hunter (Rose Byrne) to stop a powerful witch (Gemma Arterton) from summoning the Destroyer, a powerful entity that could bring about the end of the world.