Doom Word Search Puzzle – Search Characters, Actors and Actresses. Word Search Puzzle Solver. A team of space marines known as the Rapid Response Tactical Squad led by Sarge is sent to a science facility on Mars after somebody reports a security breach. There they learn that the alert came after a test subject a mass murderer purposefully injected with alien DNA broke free and began killing people. Dr. Grimm who is related to team member Reaper informs them all that the chromosome can mutate humans into monsters -- and is highly infectious. Find out the following actor, actress, character names, and other movie-related words hidden in this word search puzzle based on this movie.. This includes identifying and searching for words that are related to : Yao Chin, Al Weaver, Karl Urban, Ian Hughes, Doug Jones, Daniel York, Ben Daniels, Razaaq Adoti, Brian Steele, Richard Brake, Deobia Oparei, Rosamund Pike, Sara Houghton, Marek Motlícek, Robert Russell .