A Charlie Brown Christmas (8 p.m., ABC) - Linus helps Charlie Brown discover the true meaning of Christmas in this 1965 Charles M. Schulz “Peanuts” classic.
Timeless (8 p.m., NBC) - In the series finale (the show was canceled by NBC), Lucy and Wyatt get a little help from their future selves (and the rest of the team) as they journey to the California Gold Rush and the Korean War’s Hungnam evacuation in a daring bid to save Rufus and stop Rittenhouse once and for all.
A Christmas Story Live! (8 p.m., Fox) - From last year, a live production of the movie about little Ralphie, who tries to convince his parents in the 1940s to get him a Red Ryder range-model BB gun for Christmas.
The Great American Baking Show: Holiday Edition (9 p.m., ABC) - In the season finale, the five finalists remain in the tent as they face three final bakes, including French custards and cakes.
A Christmas for the Books (9 p.m., Hallmark Movies & Mysteries) - A romance expert conceals her recent breakup and asks a morning show producer to pretend they are a couple before she is exposed as a fraud. When he agrees, she never expects to find herself falling for him.