For someone so worked up about attending her high school reunion, filmmaker Cecilia Aldarondo goes further in her unusual documentary “You Were My First Boyfriend” (HBO, 9 p.m.). She recreates painful scenes from her adolescence, hiring new actors to stand in for would-be boyfriends, and neighborhood girlfriends. It’s not quite as meta as “the Rehearsal,” or as weirdly amusing, but rather, more emotional.
The British pop star (who was never nearly as big stateside) pauses before he turns 50 in the four-part documentary series “Robbie Williams” (Netflix, streaming).
The makers of “Seduced: Inside the NIXIVM Cult” return to cover a similarly disturbing cult with weird religious overtones in “Escaping Twin Flames” (Netflix, streaming). It’s the second documentary series about the organization in as many months, following “Desperately Seeking Soulmate: Escaping Twin Flames” last month on Prime Video.
Tim Allen returns for a second season of “The Santa Clauses” (Disney+, streaming), as the patriarch of “The Santa Clause” that’s already brought three movies, trains his son to take over the holiday business. The returning cast includes Austin Kane, Elizabeth Mitchell, Gabriel Iglesias and Eric Stonestreet. And Tracy Morgan pops up as the Easter Bunny. Elsewhere, there’s “The Santa Clause” (Freeform, 6:20 p.m.) and “The Santa Clause 2” (Freeform, 8:30 p.m.).
The third Republican Presidential Debate (NBC, 8 p.m.) occurs in Miami, with the field of candidates whittled down to five and still minus the frontrunner. Away from the party-friendly Fox News — and on broadcast TV live for the first time instead of cable — candidates may actually face tough questions for the first time from moderators Lester Holt, Kristen Welker and Hugh Hewitt. Analysis follows at 10 p.m. on NBC, MSNBC and CNN.
Kenny Chesney, Mac McAnally, Alan Jackson and Zac Brown will all take part in a tribute to Jimmy Buffett as part of the 57th Annual CMA Awards (ABC, 8 p.m.), live from the Bridgestone Arena in Nashville. Luke Bryan and Peyton Manning return to host the event which will also have performances from Kelsea Ballerini, Dan + Shay, Jordan Davis, Hardy, Cody Johnson, Post Malone, Luke Combs and Morgan Wallen.
From Germany comes the film “Cyberbunker: The Criminal Underworld” (Netflix, streaming) about a suspected criminal gang taking over a cyber bunker under a small town.
From France comes the documentary series “The Billionaire, the Butler and the Boyfriend” (Netflix, streaming) about a spat between the world’s wealthiest woman and her daughter.
A fourth season winner is named on the finale of “Ultimate Cowboy Showdown” (INSP, 8 p.m.).
“Feds” (Investigation Discovery, 10 p.m.) is a new six-part documentary series from Octavia Spencer that looks inside big FBI cases.
Chip and Joanna Gaines return with bigger renovation ambitions in the new series “Fixer Upper: The Hotel” (Magnolia, 9 p.m.), working on a historic 50,000 square foot structure in Waco.
“Nova” (PBS, 9 p.m., check local listings) looks at the tech boom in China.
Deep sea relationships between species are explored on “Nature” (PBS, 8 p.m., check local listings).
“Help! I Wrecked My Home” (HGTV, 9 p.m.) returns for a new season.
Maggie tries to handle complications on “Sullivan’s Crossing” (CW, 8 p.m.).
“Survivor” (CBS, 8 p.m.) follows last week’s doozie of a tribal council with a fully merged tribe.
It’s one hit wonder night on “The Masked Singer” (Fox, 8 p.m.), where last week, Tyler Posey was unmasked as the Hawk.
“The Amazing Race” (CBS, 9:30 p.m.) travels from India to Germany.
The CBS reality competitions may be 90 minutes this season, but cable’s “The Challenge” (MTV, 8 p.m.) runs two and a half hours.
Kandi Burruss and JB Smoke are guests on “Snake Oil” (Fox, 9 p.m.).
“Ms. Pat Settles It” (BET, 10 p.m.) deals with a pair of lost engagement rings in the first of two episodes.
Zac tries to get custody of his son on “Tyler Perry’s Sistas” (BET, 9 p.m.).
“Pawn Stars Do America” (History, 8 p.m.) travels to Kentucky.
Contestants have to forge a chef’s knife on “Forged in Fire” (History, 8 p.m.).
“To Catch a Smuggler” (National Geographic, 9 p.m.) looks into commercial trucks and their cargo.
A bridge collapse in Pittsburgh is one of tonight’s “Engineering Catastrophes” (Science, 9 p.m.).
On “SurrealEstate” (Syfy, 10 p.m.), a neighborly conflict divides the agency.
Turner Classic Movies’ concluding night marking the 50th anniversary of Donald Bogles book on Black film has “The Landlord” (8 p.m.), “A Raisin in the Sun” (10:15 p.m.), “Devil in a Blue Dress” (12:45 a.m.) and “Carmen Jones” (2:45 a.m.).
During the day are films featuring misfits of science with “Without Love” (7:15 a.m.), “Attack of the 50 Foot Woman” (9:15 a.m.), “The Tin Man” (10:30 a.m.), “Troy” (11 a.m.), “Frog” (11 a.m.), “Indestructible Man” (12:45 p.m.), “The Power” (2 p.m.), “The Illustrated Man” (4 p.m.) and “The Terminal Man” (6 p.m.).
NBA actin includes San Antonio at Knicks (ESPN, 7:43 p.m.) and Golden State at Denver (ESPN, 10:05 p.m.).
Hockey has Florida at Washington (TNT, 7:30 p.m.) and Los Angeles at Vegas (TNT, 10 p.m.).
College football has Akron at Miami, Ohio (ESPNU, 7 p.m.), Bowling Green at Kent State (CBS Sports, 7 p.m.) and Eastern Michigan at Toledo (ESPN2, 7:30 p.m.) and
Daytime Talk
Kelly Ripa and Mark Consuelos: Ian Somerhalder, Amy Goodman. The View: Hilary Clinton, Shannon Cohn. The Talk: Rich Paul, Casey Wilson. Drew Barrymore: Tallulah Willis, Shaia El-Waylly. Kelly Clarkson: Taylor and Taylor Lautner, Alex Aster, Ali Wind, J. Brown. Jennifer Hudson: Ryan Lochte. Tamron Hall: Robin Roberts, Sydney Colton, Theresa Plaisance.
Late Talk
Stephen Colbert: John Oliver, boygenius (rerun). Jimmy Kimmel: Luke Grimes, Jelly Roll. Jimmy Fallon: John Oliver, Matt Rife, Black Pumas. Seth Meyers: Leslie Jones, Judd Apatow. Daily Show: Margo Price, Sarah Silverman.