halt“Halt and Catch Fire” (AMC returns for its fourth and final season on a Saturday, which would be an insult except that there area already too many things to watch on Sunday and there’s nothing else to watch tonight.

By now, time is zipping by for the series that began in computer infancy of the 80s. Now it’s the 90s and Scoot McNair’s Gordon is wildly successful; Lee Pace’s Joe has been working on a web browser but was meat to the market. And Kerry Bishe’s character has been working with Annabeth Gish in internet riches. Mackenzie Davis is still around of course and Anna Chlumskyof “Veep”  joins the cast in its last season.

Nothing much else is on.

On the new “Planet Earth: Wild West” (BBC America, 9 p.m.) the team that put together the dazzling original “Planet Earth” and “Planet Earth II” (BBC America, 7:40 p.m.) concentrates on the land of coyotes, wild horses and the Hopi.

The two hour “Princess Diana: Her Life Her Death – The Truth” (CBS, 9 p.m.) gets a replay.

The new made-for-TV romance “Eat, Play, Love” (Hallmark, 9 p.m.) only sounds very much like the book. It stars Jen Lilley, Jason Cermak and Lucie Guest with appearances from Lindsay Wagner and Lee Majors.

On the made-for-TV movie  “Locked In” (Lifetime, 8 p.m.), a young woman has to take care of her agoraphobic mother and take care of the farm after her father is murdered. Josie Davis and Kaleigh Rivera star.

“Nocturnal Animals” (HBO, 8 p.m.), with Amy Adams and Jake Gyllenhaal, makes its premium cable debut.

An accidental explosion injures Matt on “Alaskan Bush People” (Discovery, 8 p.m.)

“The Dead Files” (Travel, 10 p.m.) goes to Louisville.

“Ghost Adventures: Artifacts” (Travel, 9 p.m.) determines whether a cursed chest can really cause death.

NASCAR comes to prime time with the Bass Pro Shops Night Race (NBC, 7 p.m.) from Bristol, Tenn.

A depressed teen finds love in the form of a Chihuahua on “Rescue Dog to Super Dog” (Animal Planet, 10 p.m.).

All six hours of “The Cars that Made America” (History, 6 p.m.) its a replay.

“Swamp Murders” (Investigation Discovery, 10 p.m.) looks into the death of a wealthy man and his mother.

The question “What Happened to Natalee Holloway?” (Investigation Discovery, 8 p.m.) is posed.

Sam and Drew discuss their feelings on “Love Thy Neighbor” (OWN, 10 p.m.).

A pit bull with bad arthritis looks for a home on “Pit Bulls and Parolees” (Animal Planet, 9 p.m.).

“The Kitty Kelley Files” (Reelz, 10 p.m.) looks at George Clooney.

Angela Lansbury stars on Turner Classic Movies all day with “If Winter Comes” (6 a.m.), “The Hoodlum Saint” (8 a.m.), “All Fall Down” (10 a.m.), “The World of Henry Orient” (noon), “Kind Lady” (2 p.m.), “State of the Union” (3:45 p.m.), “The Harvey Girls” (6 p.m.), “The Manchurian Candidate” (8 p.m.), “Gaslight” (10:30 p.m.), “The Private Affairs of Bel Ami” (12:30 a.m.) and “Sweeney Todd: The Demon Barber of Fleet Street” (2:30 a.m.)

Preseason football includes Carolina at Tennessee (NFL, 3 p.m.), Indianapolis at Dallas (NFL, 7 p.m.) and Denver at San Francisco (NFL, 10 p.m.).

Baseball includes Toronto at Cubs (MLB, 2 p.m.), Dodgers at Detroit (Fox Sports 1, 4 p.m.), Yankees at Boston (MLB, 7 p.m.) and Milwaukee at Colorado (MLB, 10 p.m.).

There’s a whole lot of elimination at the Little League with an International Elimination Game (ESPN, 1 p.m.), followed by a U.S. elimination game (ABC, 3 p.m.), another International elimination game (ESPN, 6 p.m.) and another U.S. elimination game (ESPN, 8 p.m.).

Golf includes the U.S. Amateur Championships (Fox, noon) and the Wyndham Championship (CBS, 3 p.m).

In WNBA action, it’s Atlanta at Dallas (NBA, 8 p.m.).

Don Henley plays a 2015 “Austin City Limits” (PBS, 11 p.m., check local listings).

Jimmy Fallon hosts a rerun of “Saturday Night Live” (NBC, 11:30 p.m.) with Harry Styles.