Warning: Spoilers ahead for Resident Alien season 4, episode 5, “The Human Condition.”Alan Tudyk is reuniting with another member of the Firefly cast in his highly-rated sci-fi dramedy, marking the second time the show has allowed the actor to work with someone from his lone season aboard Serenity. Tudyk has gone on to have one of the most fruitful careers after departing the Firefly cast, but most of his former colleagues have also enjoyed success.
