The story about the American who started one of the biggest department stores in London, “Mr. Selfridge” (PBS, 10 p.m.) seemed to have the narrative power to last for a single episode of “Masterpiece,” two tops. But the period drama starring Jeremy Piven amid a sea of Brits has slogged on for three whole seasons and is now entering its fourth. At least it will also be the last season. But it will take nine episodes to get there.
More welcome is the second season of “Grantchester” on “Masterpiece” (PBS, 9 p.m.) starring James Norton as the priest who investigates crimes alongside Robson Green’s Inspector. The first of six episodes starts with Norton’s Rev. Sidney Chambers suspected of murder alongside another priest, a photographer and the victim’s classmate.
Richie goes after Elvis — Presley — in a new episode of “Vinyl” (HBO, 9 p.m.).
It was just announced that this season of “Togetherness” (HBO, 10:30 p.m.) will be its last. Too bad, it’s been very good.
Identical twin tap dancers, a boxer and a ventriloquist are among the child acts tonight on “Little Big Shots” (NBC, 8 p.m.).
Jane Pauley plays herself as an interviewer of “Madam Secretary” (CBS, 8 p.m.) on a night when India-Pakistan peace talks are threatened.
Bears and moose wonder what’s up with the nudies running round Canada on “Naked and Afraid” (Discovery, 9 p.m.).
On “Shameless” (Showtime, 9 p.m.), Frank offers to pay for Fiona’s wedding, though of course he doesn’t have the money for it.
Privacy and drones are among the topics raised on “The Good Wife” (CBS, 9 p.m.).
Gentrification is the issue on “The Carmichael Show” (NBC, 9 p.m.).
“The Real Housewives of Potomac” (Bravo, 9 p.m.) is good for the D.C. economy: Charisse wants to spend a boatload of money on her own birthday.
Somebody’s missing on “The Walking Dead” (AMC, 9 p.m.).
Marnie’s wedding to Desi isn’t going swimmingly on “Girls” (HBO, 10 p.m.).
A terror cell tries to infiltrate “Quantico” (ABC, 10 p.m.).
Yvette Nicole Brown, James Pickens, Abby Wambach, Greg Grunberg, Aja Naomi King and Joely Fisher play “Hollywood Game Night” (NBC, 10 p.m.) while Boy George, rob Dryden, DJ Qualls and Charisma Carpenter visit the “Hollywood Medium with Tyler Henry” (E!, 10 p.m.).
“Thicker Than Water” (Bravo, 10 p.m.), about the family of Ben Tankard, begins its third season.
Turner Classic Movies has your Easter basket with the musicals “Easter Parade” (8 p.m.) and “Going My Way” (10 p.m.) before Cecil B. De Mille’s silent “The King of Kings” (12:15 a.m.). The 1961 sound version of “King of Kings” (5:15 p.m.) is on earlier in an afternoon that also includes “The Nun’s Story” (noon) and “Barabbas” (2:45 p.m.).
I’m just beginning to realize that late Sunday nights are being dedicated to Ingmar Bergman movies on Turner Classic Movies, with “Persona” (3 a.m.) and “The Virgin Spring” (4:30 a.m.).
The remainder of the Final Four will be determined by two regional finals in the NCAA men’s basketball tournament — neither on broadcast TV. It’s Syracuse vs. Virginia (TBS, 6:09 p.m.) and Notre Dame vs. North Carolina (TBS, 8:49 p.m.).
The Elite 8 round of the NCAA women’s basketball tournament begins with Washington vs. Stanford (ESPN, 1 p.m.) and Tennessee vs. Syracuse (ESPN, 3:30 p.m.).
NHL action has Pittsburgh at Rangers (NBC Sports, 7:30 p.m.).
Spring baseball includes Minnesota vs. Yankees (MLB, 1 p.m.) and Cincinnati vs. Dodgers (MLB, 4 p.m.).
Sunday Talk
ABC: Donald Trump. CBS: Secretary of State John Kerry, Rep. Michael McCaul, Deputy New York Police Commissioner John Miller, former deputy CIA director Michael Morell. NBC: Former director, U.S. National Counterterrorism Center Michael Leiter. CNN: Bernie Sanders, Rep. Mia Love, Sen. Ron Johnson. Fox News: Ted Cruz, Rep. Devin Nunes.