Tonight's episode of Perception revolves around a criminal case involving an alleged alien abduction; several scenes in the episode take place at a Comic Con-style convention. They obtained permission from Lucasfilm to use cosplayers outfitted in Star Wars costumes, including Darth Vader, Stormtroopers, Lando Calrissian... there's even a Slave Leia with a speaking role! Turn in tonight to check it all out! PERCEPTION - "Alienation" ? airs in the U.S. Tuesday, July 2nd at 10 p.m. on TNT.