Doom is a 2005 science fiction action film directed by Andrzej Bartkowiak and written by David Callaham and Wesley Strick. In the year 2046, a heavily populated research facility on Mars is suddenly attacked by an unknown assailant. Following a distress call sent by Dr. Todd Carmack, a group of marines, led by Asher “Sarge” Mahonin, is sent on a search-and-rescue mission. One of the marines, John “Reaper” Grimm, accompanies his sister, Dr. Samantha Grimm, to one of the labs within the devastated sector to retrieve data, here he learns that the dig site where their parents were accidentally killed was re-opened and ancient skeletons of a genetically enhanced race were discovered.