mr._robotThe dark and inventive series “Mr. Robot” (USA, 9 p.m.), which introduced the world to future Oscar winner Rami Malek, ends its run after four seasons with a two hour finale and maybe some answers.

The singer once identified by John Travolta as Adele Dazeem sings from her new Christmas album in “A Home for the Holidays with Idina Menzel” (CBS, 9 p.m.). The “Let It Go” singer is joined by Adam Lambert, Ne-Yo and Kelly Rowland in the annual special highlighting benefits of foster care adoption.

In the season finale of “Patriot Act with Hasan Minhaj” (Netflix, streaming), the host sits down with a few of the 2020 candidates — Bernie Sanders, Cory Booker and Andrew Yang.

The use of technology to settle line calls in tennis is the subject of Theo Anthony’s sports documentary “Subject to Review” (ESPN, 3 p.m.), part of the “30 for 30” series.

Shane buys a bar, if only to give herself a better story line on “The L Word: Generation Q” (Showtime, 10 p.m.).

The consequential year has a review in “The Year: 2019” (ABC, 9 p.m.).

Cassie faces Lexie’s killer on “Dublin Murders” (Starz, 8 p.m.).

“Kids Say the Darnedest Things” (ABC, 8 p.m.) has a holiday special.

Another bad tourist idea: “Killer Yeti in Russia” (Travel, 8 p.m.).

“Ray Donovan” (Showtime, 8 p.m.) needs to fix the problems of Bunchy, Bridget and Jim Sullivan.

Chris and Abby go to a lot of meals on “Work in Progress” (Showtime, 11 p.m.).

It’s probably not the time of the year to be so judgey, but the Top 10 are determined on “The Christmas Caroler Challenge” (CW, 8 p.m.) and then cut to eight at 9.

But it could be worse. There are more “Holiday Wars” (Food, 9 p.m.) and a “Holiday Gingerbread Showdown” (Food, 10 p.m.).

Another prime time competition is an actual daytime game show making a night time holiday appearance, “The Price is Right at Night” (CBS, 8 p.m.) with the cast of “SEAL Team” playing before an audience of active military.

Cynthia opens a wine cellar on “The Real Housewives of Atlanta” (Bravo, 8 p.m.).

Sunday Night Football has Kansas City at Chicago (NFL, 8:15 p.m.). Earlier games include Baltimore at Cleveland (CBS, 1 p.m.), Giants at Washington (Fox, 1 p.m.) and Dallas at Philadelphia (Fox, 4:25 p.m.).

Debbie looks for her next payday on “Shameless” (Showtime, 9 p.m.).

New made-for-TV holiday romances includes “A Date by Christmas Eve” (Lifetime, 8 p.m.) that involves a dating app and magic, and stars Vanessa Lengies, Evan Williams and Morgan Fairchild. There is also “It’s Beginning to Look Like Christmas” (Hallmark, 8 p.m.) in which Eric Mabius and Tricia Helfer play rival mayors who learn to get along during the holidays and “Christmas Wedding Runaway” (UPtv, 7 p.m.) about a woman stuck in a snowed-in cabin with her grandmother and an ex during the holiday. With Sara Mitich, Harmon Walsh and Candice Mausner.

On “Married to Medicine” (Bravo, 9:15 p.m.), Dr. Jackie has a new practice and a new home.

The alternate title to “Expedition Bigfoot” (Travel, 10 p.m.) might have been “Another Wild Goose Chase.”

People unwilling to see the latest sequel could be called the “Star Wars Resistance” (Disney, 10 p.m.).

On Turner Classic Movies, a survey of holidays according to Hollywood, “A Night at the Movies: Merry Christmas” (noon) is followed by the Biblical epics “King of Kings” (1:15 p.m.) and “The Greatest Story Ever Told” (8 p.m.) before the Christmas double feature “Going My Way” (8 p.m.) and “The Bells of St. Mary’s” (10:15 p.m.), The midnight silent movie is a Biblical epic as well, the 1925 “Ben-Hur: A Tale of the Christ” (12:30 a.m.), followed by a David Bowie movie that isn’t very Christmasy at all: “Merry Christmas, Mr. Lawrence” (3 a.m.).

Basketball includes Clippers at Oklahoma City (NBA, 7 p.m.) and Denver at Lakers (NBA, 9:30 p.m.).

Hockey has Anaheim at Rangers (NHL, 12:30 p.m.), Texas at Chicago (NHL, 4 p.m.) and Calgary at Dallas (NHL, 7 p.m.).

Men’s college hoops includes Lafayette at Rutgers (ESPNU, 1 p.m.), South Carolina at Virginia (ABC, 3 p.m.), Houston vs. Portland (ESPNU, 3 p.m.), Prairie View A&M at Seton Hall (Fox Sports 1, 4:30 p.m.), Xavier at TCU (ESPN2, 5 p.m.), Georgia Tech vs. Boise State (ESPNU, 5 p.m.), Ball State vs. Washington (ESPN2, 9:30 p.m.) and UTEP at Hawaii (ESPN2, 11:30 p.m.).

Women’s games include Stanford at Texas (ESPN2, 1 p.m.) and Oklahoma at Connecticut (CBS Sports, 4 p.m.).

Sunday Talk

ABC: Sens. Ron Johnson and Doug Jones. CBS: Sens. Amy Klobuchar, Roy Blunt and Chris Van Hollen, Christianity Today editor Mark Galli. NBC: Sen. Cory Booker and Marc Short, Vice President’s chief of staff. CNN: Sens. Blunt, Klobuchar and Dick Durbin. Fox News: Short and Rep. Debbie Dingell.