The 100 6 p.m. on 62
The sci-fi series calls it a wrap with a series finale fittingly titled “The Last War,” as Clarke (Eliza Taylor) and her friends arrive at their final decisive battle after almost incalculable fighting and loss. What remains to be seen, however, is a big question: Does humanity really deserve something greater? Lindsey Morgan, Bob Morley, Marie Avgeropoulos, Richard Harmon, Shannon Kook, JR Bourne, Shelby Flannery and Chuku Modu also are featured.
Devils 10 p.m. on 22
In a new episode, Massimo (Alessandro Borghi) tries to determine the truth as to whether Dominic (Patrick Dempsey) is covertly handling business for Gaddafi, against whom the Libyan War has now been launched. Meanwhile, Detective Vicky Bale’s (Lorna Brown) suspicions mount that Massimo is involved in his colleague’s death. Laia Costa and Malachi Kirby also star.