Resident Alien follows Harry (Alan Tudyk), who crash lands on Earth and passes himself off as a small-town human doctor. Arriving with a secret mission to kill all humans, Harry starts off living a simple life but things get a bit rocky when he's roped into solving a local murder and realizes he needs to assimilate into his new world. This complete series set includes all four seasons of the hit sci-fi dramedy, packed with mystery, heart, and extraterrestrial laughs.