David Neil Twohy (18 October 1955—) is an American movie director and screenwriter. 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, and its sequel The Chronicles of Riddick. He also wrote the script and scenario for the Chronicles of Riddick: Escape from Butcher Bay video game for the Microsoft Xbox.
He has a cameo in Below playing the British Captain of the rescue ship.