TCM has a full day of films to build a dream on – or, at least, movies containing at least one spectacularly resonant dream sequence or nightmarish setting. Things start at 6 a.m. ET with The Exterminating Angel, surrealist Luis Buñuel’s 1962 allegory about an endless dinner party. At 7:45 a.m. ET, the mood gets darker with another 1962 film, Carnival of Souls, a creepy horror film starring Candace Hilligoss. At 9:15 a.m. ET, Federica Fellini directs his wi