“Swamp Thing” (CW, 8 p.m.) is shocked to learn the truth of his own existence.
In the made-for-TV holiday film “First Christmas” (OWN, 9 p.m.), Idara Victor plays a foster care kid who is invited to meet her biological family in New Orleans.
The recent holiday specials from “The Voice” (NBC, 8 p.m.) and SNL, “A ’Saturday Night Live’ Christmas Special” (NBC, 9 p.m.) get replayed.
The Europe-hopping Viking Star is profiled on “Mighty Cruise Ships” (Smithsonian, 8 p.m.).
“Moonshiners” (Discovery, 9 p.m.) brew up a holiday special titled “Deck the Stills.”
Whitney skips quarantine on “My Big Fat Fabulous Life” (TLC, 9 p.m.).
“Supermarket Sweep” (ABC, 10 pm.) runs opposite “Supermarket Stakeout” (Food, 10 p.m.).
Big currents threaten Alex and Tony’s dive on “The Curse of Oak Island” (History, 9 p.m.).
On “Tell Me a Story” (CW, 9 p.m.), Ashley reconsiders her concert after Beau suffers a hit and run.
Lydia joins Moriah for a girls’ night on “Welcome to Plathville” (TLC, 10 p.m.).
Turner Classic Movies’ Christmas marathon continues round the clock with “And So They Were Married” (6 a.m.), “Cover Up” (7:15 a.m.), “Never Say Goodbye” (8:45 a.m.), “My Reputation” (10:30 a.m.), “Come to the Stable” (12:15 p.m.), “Lady in the Lake” (3 p.m.), “The World of Henry Orient” (3:45 p.m.), “The Lion in Winter” (5:45 p.m.), “Christmas in Connecticut” (8 p.m.), “In the Good Old Summertime” (10 p.m.), “Holiday Affair” (midnight), “A Night at the Movies: Merry Christmas” (1:45 a.m.), “Bachelor Mother” (3 a.m.) and “Bundle of Joy” (4:30 a.m.).
College football bowl games really begin to roll with Tulane vs. Nevada (ESPN, 3:30 p.m.) in the Idaho Potato Bowl and Central Florida vs. BYU (ESPN, 7 p.m.) in the Boca Raton Bowl.
Men’s college basketball includes Hofstra at Richmond (NBC Sports, 2 p.m.), Tennessee Tech at Western Kentucky (ESPNU, 7 p.m.), Texas Tech at Oklahoma (ESPN2, 7 p.m.), Nebraska at Wisconsin (Fox Sports 1, 7 p.m.), West Virginia at Kansas (ESPN2, 9 p.m.), Saint Mary’s at San Diego State (CBS Sports, 9 p.m.) and North Dakota State at TCU (ESPNU, 9 p.m.).
Women’s game have DePaul at Creighton (Fox Sports 1, 9 p.m.).
There are two exhibition games in hockey’s world junior championship, Switzerland vs. Austria (NHL, 6 p.m.) and U.S. vs. Finland (NHL, 9:30 p.m.).
Daytime Talk
Kelly Ripa and Ryan Seacrest: Mariah Carey, Alanis Morissette. The View: Kate Winslet (rerun). The Talk: Taraji P. Henson, Jay Shetty (rerun). Ellen DeGeneres: Sarah Silverman, Jeff Foxworthy, Bon Jovi (rerun). Drew Barrymore: Henry Winkler, Nico Santos, Aaron Sanchez (rerun). Kelly Clarkson: Lily Collins, Alison Delete, Josh Groban (rerun). Wendy Williams: Deborah Cox (rerun). The Real: Tamera Mowry-Housley, Karamo Brown (rerun).
Late Talk
All reruns: Stephen Colbert: Rachel Maddow, Megan Thee Stallion. Jimmy Kimmel: Miley Cyrus, Tony Romo. Jimmy Fallon: Jerry Seinfeld, Bad Bunny. Seth Meyers: Demi Lovato, Edgar Ramirez, Ta-Nehisi Coates, Carter McLean. James Corden: Riz Ahmed, Bad Bunny. Lilly Singh: Tracee Ellis Ross. Conan O’Brien: Al Franken.