Resident Alien, Homecoming

Season 3, Episode 8

Harry and Asta team up with an unlikely ally to save the planet. Season finale.

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In his attempts to gather information on the Grey aliens, Harry puts Asta in harm's way.

D'arcy inserts herself into Harry's mission and Kate grows more uncomfortable in her house.

Harry accompanies the Hawthornes to Yellowstone to find out what the Greys are up to.

Harry gets distracted from his mission as he gets close with Heather, AKA the Avian Alien, while Mike and Liv make a huge discovery.

Harry and Heather grow closer, planning to leave Earth and leave the planet to the Greys.

Harry hits rock bottom, Kate learns the truth and Mike helps Liv face her biggest fear.

Ben grows suspicious of Mike and Liv's investigation, while Harry and Asta get surprise visits.

Harry and Asta team up with an unlikely ally to save the planet. Season finale.