William Hope is a Canadian actor, best known for his numerous roles in the Alien and Alien vs. Predator franchises, portraying Lieutenant Scott Gorman in Aliens (1986) and Alien: River of Pain (2017), the Xenomorphs (Aliens) and Yautja (Predators) in Aliens Versus Predator (1999) and Aliens Versus Predator 2 (2001), Doctor H. G. Groves in Aliens vs. Predator (2010), and Colonial Marshal Waits in Alien: Isolation (2014) and its 2019 animated miniseries adaptation.