NoMansLandFor the documentary “No Man’s Land,” filmmaker David Garrett Byers got access inside the armed occupation of the Malheur National Wildlife Preserve in Oregon — a 41-day standoff in 2016 in which the armed militia just got more paranoid.

The leader was Ammon Bundy, part of the standoff at his father’s Nevada ranch two years earlier. The film makes its debut on “Independent Lens” (PBS, 10 p.m., check local listings).

In another documentary tonight, the experience of three families dealing with a child’s severe mental illness are explored in the film “A Dangerous Son” (HBO, p.m.).

It’s not like the institution actually made one, but the special “Smithsonian Time Capsule: 1968” (Smithsonian, 8 p.m.) selects a dozen artifacts that best represent the tumultuous year a half century ago. They range from a Vietnam soldier’s uniform and a Martin Luther King banner ignited by a museum visitor to a Pringles can and a peace sign.

Joseph Gordon-Levitt tags along to Kenya on the season premiere of “Running Wild with Bear Grylls” (NBC, 10 p.m.).

On the new “Keeping Faith” (Acorn, streaming), a woman in Wales tries to find out what was behind her husband’s disappearance.

Adam Sandler and Chris Rock show up on the season finale of “Kevin Can Wait” (CBS, 8 p.m.).

Anthony Anderson and La La Anthony host the annual Mother’s Day salute, “Dear Mama: A Love Letter to Moms” (VH1, 9 p.m.).

One of many royal specials this week is “The Real Princess Diaries: From Diana to Meghan” (E!, 9 p.m.).

Nine American chefs are put to the test to become “Best Baker in America” (Food, 9 p.m.) as the second season begins.

On “Cake Masters” (Food, 10 p.m.), Duff Goldman and his crew make a monster truck cake, while an alligator cake is ordered on “Dallas Cakes” (Food, 10:30 p.m.).

The Top 10 perform live on “The Voice” (NBC, 10 p.m.).

The exploration of space is discussed on a new chapter of “James Cameron’s Story of Science Fiction” (AMC, 10:05 p.m.).

Franco applies for an art fellowship on “Superior Donuts” (CBS, 9 p.m.).

On “The Crossing” (ABC, 10 p.m.), Jude confronts his past, traveling back to Oakland.

Adam and Don shoot a commercial on “Man With a Plan” (CBS, 8:30 p.m.).

Rashad Jennings is guest judge on “Dancing with the Stars” (ABC, 8 p.m.), the athlete’s edition, where baseball’s Johnny Damon and Olympic snowboarder Jamie Anderson have already been cut.

Watson’s father dies on a new “Elementary” (CBS, 10 p.m.).

“Vanderpump Rules” (Bravo, 9 p.m.) begins its reunion episodes.

They pin Jimmy Hoffa’s death on the subject of “It Was Him: The Many Murders of Ed Edwards” (Paramount, 9 p.m.).

A mysterious death amps up the paranoia on “The Terror” (AMC, 9 p.m.).

Ex-cons are enlisted to help a woman who is going downhill fast from undetermined causes on “The Resident” (Fox, 9 p.m.).

“Supergirl” (The CW, 8 p.m.) prepares for another battle.

Scrappy and Bambi are back in town on “Love & Hip Hop Atlanta” (VH1, 8 p.m.), perhaps looking for better nicknames.

Liv gets into the mind of a rogue detective on “iZombie” (The CW, 9 p.m.).

“Lucifer” (Fox, 8 p.m.) may be investigating the wrong suspect.

Winter looms on “Alaska: The Last Frontier: The Frozen Edge” (Animal Planet, 10 p.m.).

The British actor Robert Donat is featured on Turner Classic Movies tonight with “The Winslow Boy” (8 p.m.), “The Inn of the Sixth Happiness” (10:15 p.m.), “Sabotage Agent” (1:15 a.m.), “The Count of Monte Cristo” (3:15 a.m.) and “Vacation from Marriage” (5:15 a.m.).

Stanley Cup playoffs have Washington at Pittsburgh (NBC Sports, 7 p.m.) and Nashville at Winnipeg (NBC Sports, 9:30 p.m.).

NBA playoffs have Boston at Philadelphia (TNT, 6 p.m.) and Toronto at Cleveland (TNT, 8:30 p.m.).

Baseball includes Minnesota at St. Louis (ESPN, 8 p.m.).

College baseball has Florida State at Clemson (ESPN2, 7 p.m.).

In hockey’s IIHF world championship, it’s United States vs. Germany (NHL, 10 a.m.) and Canada vs. Denmark (NHL, 2 p.m.).

Daytime Talk

Kelly Ripa and Ryan Seacrest: John Goodman, Adam Lambert, AJR. The View: Michael B. Jordan. The Talk: Carol Burnett, Shelley Wade. Harry Connick: Katy Mixon. Steve Harvey: Judge Faith Jenkins. Ellen DeGeneres: Adam Levine, Maroon 5. Wendy Williams: Sharon Carpenter, Ashlee Glazer. The Real: Jada Pinkett Smith.

Late Talk

Stephen Colbert: Jim Parsons, Alexis Ohanian, Lake Street Dive. Jimmy Kimmel: Melissa McCarthy, Luke Bryan, Cody Bellinger. Jimmy Fallon: Michael Shannon, Andrew Rannells, Father John Misty. Seth Meyers: John Goodman, Jeffrey Wright, Aaron Spears. James Corden: Zach Braff, Jada Pinkett Smith, Portugal the Man. Carson Daly: Tony Hale, the Aces, Melissa Barrera and Mishel Prada. Trevor Noah: Ronan Farrow. Jordan Klepper: Jonah Goldberg. Conan O’Brien: Jim Jefferies, Natasha Lyonne, Wajatta.