Cait takes on a fight while still searching for Lucius on the third season finale of “Britannia” (Epic, 10 p.m.).
Morgan Neville’s posthumous “Roadrunner: A Film About Anthony Bourdain” (CNN, 9 p.m.) is scheduled for a cable premiere, but with breaking news from Ukraine, it might be bumped.
“America’s Got Talent: Extreme” (NBC, 7 p.m.) reviews some of its best auditions.
The Mattnews family has to choose which settlement to join on “From” (Epix, 9 p.m.).
“Someone They Knew…With Tamron Hall” (Court TV, 9 p.m.) is a new series about crimes when the perpetrator is familiar with the victim.
Kandi Burruss and Todd Tucker run their Southern restaurant chain in the new reality series “Kandi & The Gang” (Bravo, 9 p.m.).
“The Circus” (Showtime, 8 p.m.) begins its season just as the Ukraine invasion is under way.
The made for TV thriller “If Walls Could Talk” (Lifetime, 8 p.m.) concerns a mother who believes in ghosts and hires the wrong health care worker. Margo Parker, Conner Floyd and Nicole Danielle Wattts star.
“When Calls the Heart” (Hallmark, 8 p.m.) returns for its ninth season four months into the future.
Back for its 10th season is “How the Universe Works” (Science, 10 p.m.).
“The Real Housewives of Salt Lake City” (Bravo, 8 p.m.) continues its reunion.
Tommy is offered a profitable solution that might solve his problems on “Power Book IV: Force” (Start, 8 p.m.).
“American Idol” (ABC, 8 p.m.) continues auditions.
A South African farmer and transgender veteran face Zambia on “Naked and Afraid” (Discovery, 8 p.m.).
“The Equalizer” (CBS, 8 p.m.) looks for the killer of a Chinese American restaurant owner.
A wilderness weekend takes a scary turn on “The Simpsons” (Fox, 8 p.m.).
On “Billions” (Showtime, 9 p.m.), Price tests his limits on securing his bid.
Judy relaunches a security society on “The Great North” (Fox, 8:30 p.m.).
“NCIS: Los Angeles” (CBS, 9 p.m.) investigates the death of a civilian scientists and radar technology stolen from her.
Pressure mounts as the championship approaches on “March” (CW, 9 p.m.).
“S.W.A.T.” (CBS, 10 p.m.) responds to an armed robbery at an auction house.
Teddy confronts his past in the Navy on “Bob’s Burgers” (Fox, 9 p.m.).
Stephanie disappears on “The Walking Dead” (AMC, 9 p.m.), and after the episode: “Talking Dead” (AMC, 10 p.m.).
On the made-for-TV romance “A Bridesmaid in Love” (UPtv, 7 p.m.) a frequent bridesmaid meets her best friend’s brother.
Turner Classic Movies has best screenplay Oscar winners from the 1990s and 2000s tonight with “The Iron Lady” (8 p.m.), “Shakespeare in Love” (10 p.m.), “Jerry Maguire” (12:30 a.m.) and “Antonia’s Line” (3 a.m.).
During the day are a surprising list of films from many eras whose only Oscar came for its screenplay: “Little Women” (6:15 a.m.), “Pygmalion” (8:15 a.m.), “The Lavender Hill Mob” (10:15 a.m.), “Citizen Kane” (noon), “The Great McGinty” (2:15 p.m.), “Woman of the Year” (4 p.m.) and “Pillow Talk” (6 p.m.).
NBA action includes Brooklyn at Boston (ABC, 1 p.m.), Phoenix at Milwaukee (ABC, 3:30 p.m.), Toronto at Cleveland (ESPN, 7:30 p.m.) and New York at Clippers (ESPN, 10 p.m.).
Hockey has Dallas at Minnesota (TNT, 4 p.m.) and Tampa Bay at Chicago (NHL, 7 p.m.).
Men’s college hoops include Houston at Memphis (CBS, noon), Michigan at Ohio State (Fox, 12:30 p.m.), Central Florida at Tulsa (ESPNU, 2 p.m.), Boston University at Navy (CBS Sports, 4 p.m.), Maryland at Michigan State (CBS, 4:30 p.m.) and Iowa at Illinois (Fox Sports 1, 7:30 p.m.),
Final rounds are played at the Arnold Palmer Invitational (Golf, 12:30 p.m.; NBC, 2:30 p.m.).
NASCAR runs its Pennzoil 400 (Fox, 3:30 p.m.).
Men’s college lacrosse has Utah at Jacksonville (CBS Sports, 6 p.m.).
Women’s college lacrosse has Northwestern at North Carolina (ESPNU, noon).
Sunday Talk
ABC: U.S. Ambassador to the U.N. Linda Thomas-Greenfield, Sen. Marco Rubio. CBS: Secretary of State Antony Blinken, Rep. Adam Schiff, Ukranian Ambassador Oksana Markarova, IMF Managing Director Kristalina Georgieva. NBC: Blinken, former U.N. ambassador Niki Haley, retired Admiral. James Stavridis, foreign affairs specialist Fiona Hill. CNN: Blinken, Rubio, European Commission President Ursula von Der Leyen, defense policy adviser Michele Flournoy. Fox “News”: Sens. Chris Murphy and Joni Ernst, Markarova