And-Then-There-Were-None-premiere-on-Lifetime-in-the-US-Website-NewsWith “Downton Abbey” gone, the best new British import this Sunday comes as Lifetime ups its mystery quotient by picking from one of its best. “And Then There Were None” (Lifetime, 9 p.m.) is an adaptation of the Agatha Christie classic, starring Miranda Richardson, Douglas Booth, Charles Dance, Toby Stephens and Aiden Turner, among others. The two night adaptation concludes Monday.

An Ohio Democratic Presidential Town Hall brings Hillary Clinton and Bernie Sanders to Columbus. But how does it compare to Lincoln vs. Douglas? See for yourself on this week’s “Race to the White House” (CNN, 10 p.m.). And you can get your quota of violence on “The Circus: Inside the Greatest Political Show on Earth” (Showtime, 8 p.m.).

The 10th anniversary of the Duke lacrosse rape case is examined in the documentary “Fantastic Lies” on “30 for 30” (ESPN, 9 p.m.).

Producers send contestants to more unforgiving places on a new season of “Naked and Afraid” (Discovery, 10 p.m.). How harsh can conditions become? Three people collapsed last week on “Survivor,” all in the name of independence.

The Jessa-Adam thing happens on “Girls” (HBO, 10 p.m.)

And Michelle and Brett are figuring out if their separation is a thing on “Togetherness” (HBO, 10:30 p.m.).

A tip throws the investigation into jeopardy on a new “Billions” (Showtime, 10 p.m.).

Changes are needed in the Nasty Bits for the band to go forward on “Vinyl” (HBO, 9 p.m.).

Lisa signs up to go to Mars on a new episode of “The Simpsons” (Fox, 8 p.m.).

Fiona tries to make amends with Sean on “Shameless” (Showtime, 9 p.m.).

Jason Biggs, Peter Facinelli, Bree Turner, Chris Jericho, Tyson Beckford and Melissa Etheridge play “Hollywood Game Night” (NBC, 10 p.m.) on an odd night. Meanwhile, Loni Love, Candis Cayne and the Lawrence Brothers visit the “Hollywood Medium with Tyler Henry” (E!, 10 p.m.).

They talk death on “The Carmichael Show” (NBC, 9:30 p.m.), now in its permanent Sunday night slot.

Teeny kids play piano and guitar on a new “Little Big Shots” (NBC, 8 p.m.), making its own time slot debut.

Giselle and Katie are at odds on “The Real Housewives” (Bravo, 9 p.m.).

A couple of people are kidnapped on “The Walking Dead” (AMC, 9 p.m.).

There’s a double feature of cross dressing films from the ’80s: “Victor Victoria” (TCM, 8 p.m.) and “Tootsie” (TCM, 10:30 p.m.).

Before the brackets for the tournaments are announced on this NCAA Selection Sunday (CBS, 5:30 p.m.), there are a few championships to settle: Saint Joseph’s vs. VCU (CBS, 12:30 p.m.) in the Atlantic 10; Arkansas-Little Rock vs. Louisiana-Monroe (ESPN2, 1 p.m.) in the Sun Belt; Kentucky vs. Texas A&M (ESPN, 1 p.m.) in the SEC; Michigan State vs. Purdue (CBS, 3 p.m.) in the Big Ten; and Connecticut vs. Memphis (ESPN, 3:15 p.m.) in the American Athletic Conference.

Pro basketball includes Cleveland at Clippers (ABC, 3:30 p.m.), Indiana at Atlanta (NBA, 6 p.m.) and New York at Lakers (NBA, 9:30 p.m.).

Hockey includes Pittsburgh at Rangers (NBC, 12:30 p.m.) and Toronto at Detroit (NBC, 7:30 p.m.).

Spring baseball includes Texas vs. Angels (MLB, 4 p.m.).

Sunday Talk

ABC: Ted Cruz, John Kasich, Bernie Sanders. CBS: Donald Trump, Kasich, Sanders. NBC: Trump, Cruz, Kasich. CNN: Trump, Kasich, Rubio, Sanders. Fox News: Trump, Kasich.