David Neil Twohy (born 18 October 1955) is an American film director and screenwriter.Twohy was born in Los Angeles County, California. He attended college at California State University, Long Beach, graduating with a degree in radio/television/film.His most successful movies have been: (as a writer) The Fugitive starring Harrison Ford, and (as a writer and director) Pitch Black, The Chronicles of Riddick and its upcoming sequel Riddick 3, starring Vin Diesel. He also wrote the script and scenar