“Halloween 6: The Mirror – Parts One & Two” – A couple of months after Pete’s disappearance, while Sam is in Australia on the set of her new film, Polar Opposites, Kyle (new series regular Ben Feldman) steps up to help baby-sit the ghosts. Also, Hetty is unexpectedly reunited with her estranged sister, Margaret (guest star Maria Thayer), and Bela throws an unconventional Halloween bash at Woodstone, on GHOSTS Thursday, Oct.29 (9:00-10:00 PM, ET/PT) on the CBS Television Network, and streaming live on Paramount+ (Premium) and next day.