MONDAY
Patria o Muerte, Cuba, Fatherland or Death: This documentary explores 21st century Cuba — especially relevant now that Fidel Castro has just died. 7 p.m., HBO
Mariela Castro’s March: Cuba’s LGBT Revolution: A profile of the daughter of Raul, niece of Fidel, who is a leading advocate for LGBT rights in Cuba. 8 p.m., HBO
Supergirl: The CW has a four-way crossover event happening this week on its superhero series, beginning here. 7 p.m., The CW
CMA Country Christmas: Performances by Idina Menzel; Andra Day; Amy Grant; Brad Paisley; Brett Eldredge; Chris Young; Kelly Clarkson; Sarah McLachlan; Joey Alexander 7 p.m., ABC
TUESDAY
Leah Remini: Scientology and the Aftermath: Leah Remini explores and exposes the religion that she was a part of for so long in this new series. Series premiere. 9 p.m., A&E
Drunk History: Lin-Manuel Miranda gets all drunk and narrates the story of Alexander Hamilton. There will probably not be any rapping. 9:30 p.m., Comedy Central
Mr. Rogers & Me: The beloved Fred Roger’s life and influence is discussed in this new documentary. 8:30 p.m., PBS
Rudolph the Red-Nosed Reindeer: JUST LET HIM BE A DENTIST, GAH, WHAT’S IT TO YOU? 7 p.m., CBS
The Flash: The four-way crossover continues. 7 p.m., The CW
WEDNESDAY
Vikings: Season premiere. 8 p.m., History
Arrow: Hey, guess what? More of the crossover event. 7 p.m., The CW
Incorporated: In this new dystopian sci-fi thriller, corporations have become the defacto government. TOO REAL. Series premiere. 9 p.m., Syfy
Christmas in Rockefeller Center: Time to light the giant Christmas tree. 7 p.m., NBC
Dolly Parton’s Christmas of Many Colors: Circle of Love: Dolly Parton herself makes an appearance in this year’s Christmas movie based on her childhood. 8 p.m., NBC
Nature: Get the tissues: Human caretakers are reunited with the animals they helped save and care for. 7 p.m., PBS
Watch What Happens Live!: Andy visits with his BFFs Kelly Ripa and Anderson Cooper. 10 p.m., Bravo
THURSDAY
Top Chef: Eight new chefs and eight returning chefs battle it out in the new season. Season premiere. 9 p.m., Bravo
D.C.’s Legends of Tomorrow: The crossover event finally concludes. 7 p.m., The CW
A Charlie Brown Christmas: Gather ’round the tiny Christmas tree and learn the true meaning of the season. 7 p.m., ABC
The Great Holiday Baking Show: TIME TO CARBO-LOAD. Season premiere. 8 p.m., ABC
FRIDAY
I Love Lucy: Two colorized episodes of the classic sitcom: “The Christmas Episode” and “Lucy Gets in Pictures.” 7 p.m., CBS
Pacific Heat: Sort of like Archer, but Australian. Series premiere. Netflix
Back to the Future marathon: Pay particular attention to the second movie, because that’s the world we’re about to live in. Begins 3:30 p.m., AMC
SATURDAY
Saturday Night Live: Emma Stone & Shawn Mendes. 10:30 p.m., NBC
It’s a Wonderful Life: “And dance by the light of the moon…” 7 p.m., NBC
Homicide for the Holidays: If you’re not the type to be moved by tiny trees, angels receiving their wings, and elves who want to become dentists, this might be the series for you. Series premiere. 7 p.m., Oxygen
Keanu: I miss Key & Peele. 7 p.m., HBO
SUNDAY
Westworld: Does anyone have any idea what is going on here? 90-minute season finale. 8 p.m., HBO
Mariah’s World: Break out the butterflies, champagne and glitter, it’s Mariah Carey’s reality series! Series premiere. 8 p.m., E!
The Royals: I may be the only person who loves this trashy little show, but boy howdy do I love this trashy little show. Season premiere. 9 p.m., E!