Warning: Spoilers ahead for Resident Alien season 4, episode 1, "Prisoners."Resident Alien season 4, episode 1, "Prisoners," reveals that the Mantid has successfully stolen Harry's life, and provides a few contextual clues about how he was able to do so. While Tudyk remains the leader of the Resident Alien cast in "Prisoners," his time is divided between playing both Harry Vanderspeigle and the Mantid. To the audience, it's obvious that the Mantid's impression of Harry needs work, but the deception is seemingly more than good enough to fool most of the residents of Patience, Colorado.