UNDER THE DOME Season 2 Episode 4 Photos Revelation : “Revelation” – As conditions in Chester’s Mill worsen, Big Jim and Rebecca consider resorting to the extreme measure of population control, which drives a wedge between Barbie and Julia. Meanwhile, clues to Melanie’s past and her connection to the Dome are revealed, on UNDER THE DOME, Monday, July 21 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Dwight Yoakam returns as Lyle, the town barber.