Timothy Olyphant makes his debut as a marshall on “Fargo” (FX, 10 p.m.). 

On the new limited series “Cobra” (PBS, 10 p.m.), Robert Carlyle plays a British Prime Minister trying to avoid an impending crisis — this one caused by a solar storm. marisa Abela and Lucy Cohu also star. 

The sci-fi series “Pandora” (CW, 8 p.m.) returns for a new season. 

Michael Palin is a guest on a new episode of “The Simpsons” (Fox, 8 p.m.) in which they consider ancient Rome. 

“The Lost Lincoln” (Discovery, 9 p.m.) concerns the finding of a photograph said to be taken after the 16th President’s assassination. 

On “The Real Housewives of Potomac” (Bravo, 9 p.m.), Candiace seeks therapy.

Another cheerleader thriller is on tonight, “Cheer Squad Secrets” (Lifetime, 8 p.m.) with Margaret Anne Florence and Karis Cameron.

A home improvement project goes all wrong on “Last Tango in Halifax” (PBS, 8 p.m., check local listings).

The town is worried about the new Lord Lobster chain restaurant on “Bless the Harts” (Fox, 8:30 p.m.).

A second season begins for “Britannia” (Epix, 9 p.m.), the saga about Roman occupiers in early England. 

A pinworm epidemic his “Bob’s Burgers” (Fox, 9 p.m.).

The new six-part series “First Ladies” (CNN, 10 p.m.) concentrates on presidential wives of the past, beginning with Michelle Obama. 

The premiere of “World’s Most Unexplained” (Travel, 11 p.m.) will try to explain.

The new animated dinosaur series “Genndy Tartakovsky’s Primal” (Cartoon Network, 11:30 p.m.) makes its premiere. 

The 125th anniversary of Buster Keaton’s birth is celebrated on Turner Classic Movies with the documentary “The Great Buster” (8 p.m.) and his films “Sherlock Jr.,” (8 p.m.), “The General” (9 p.m.) and “Steamboat Bill Jr.” (10:30 p.m.) and “Seven Chances” (midnight). Then comes two by Luis Buñuel, “Viridiana” (2 a.m.) and “The Exterminating Angel” (3:45 a.m.). 

Game 3 of the NBA Finals has Lakers vs. Miami (ABC, 7:30 p.m.).

It’s Seattle vs. Las Vegas (ABC, 3 p.m.) again in Game 2 of the WNBA Finals.

The French Open (Tennis, 5 pm.) reaches the round of 16.

Auto racing includes the Indianapolis 8 Hour (CBS Sports, noon and 4:30 p.m.), YellaWood 500 (NBC, 2 p.m.) and the Midwest Nationals (Fox Sports 1, 2:30 p.m.).

Sunday Talk

CBS: House Speaker Nancy Pelosi, Michigan Gov. Gretchen Whitmer, former FDA commissioner Scott Gottlieb, CEO LabCorp Adam H. Schechter. CNN: Biden adviser Symone Sanders, deputy chairman of Trump campaign Rick Gates. Fox News: Dr. Tom Inglesby, Johns Hopkins Center for Health Security.