The Simpsons (8 p.m., Fox) – In the XXVII Treehouse of Horror episode, Maggie becomes possessed by an ancient demon and Lisa discovers a perfect version of her family in an alternate universe. Meanwhile, Homer cannibalizes himself.
Also on . . .
NC Bookwatch (Noon, UNC-TV) – Former Gov. Jim Martin talks about “Revelation through Science.”
Wisdom of the Crowd (8:30 p.m., CBS) – The San Francisco PD gets Sophe’s help on a political charged murder case.
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The Walking Dead (9 p.m., AMC) – In the Season 8 premiere, Rick and his gang band together with the Kingdom and Hilltop groups to fight Negan and the Saviors.
Good Behavior (9 p.m., TNT) – Javier tells Letty he’s going on a solo camping trip but she discovers he has actually accepted an assignment.
White Famous (10 p.m., Showtime) – Floyd is apprehensive about “Angry Black” when he learns Sade’s boyfriend has been cast.