Yet another spinoff of the franchise premieres in “Ghost Adventures: House Calls” (Discovery+, streaming).

The documentary “Undiscovered: Edgewood” (Discovery+, streaming) looks into the human guinea pigs who tested the impact of mild-altering chemical warfare at Edgewood Arena facility in Maryland, from 1955 to 1975.

Bad movies lead to probably a bad series with the premiere of “The Boss Baby: Back in the Crib” (Netflix, streaming), an animated series with the voices of JP Karla and Mary Faber and Ariana Greenblatt.

The horror movie trope gets a historical look in the documentary “The Found Footage Phenomenon” (Shudder, streaming).

“Station 19” (ABC, 8 p.m.) ends its fifth season with a car wreck.

Also having its season finales are “Young Sheldon” (CBS, 8 p.m.), its fifth; and the revived “Law & Order” (NBC, 8 p.m.). Both will be back next season, as will “Law & Order: Special Victims Unit” (NBC, 9 p.m.), having its 23rd season finale tonight. Even “Law & Order: Organized Crime” (NBC, 10 p.m.), just two season old with tonight’s finale, will be back for a third. 

But say goodbye to “United States of Al” (CBS, 8:30 p.m.), which was canceled after two seasons. 

Seven remaining contestants deal with eggs on “MasterChef Junior Edition” (Fox, 8 p.m.). 

“Heartland” (UPtv, 8 p.m.) returns for its 15th season with Amber Marshall and Shaun Johnston. 

The hospital deals with a hate crime victim on “Grey’s Anatomy” (ABC, 9 p.m.).

“Swamp People” (History, 9 p.m.) has its 13th season finale on the last day of gator season. 

The story may get some resolution on tonight’s second season finale of “Big Sky” (ABC, 10 p.m.), but it, too, will be back for a new season.

“Bull” (CBS, 10 p.m.) has also been canceled, but I don’t think tonight is its finale.

The Pete Holmes series “How We Roll” (CBS, 9 and 9:30 p.m.) ends its maiden season with a couple of new episodes. 

On “Ex on the Beach” (MTV, 8 p.m.)a new ex shows up with gifts. 

Madisson’s wedding might be ruined by Juliette and Sam’s squabbling on “Siesta Key” (MTV, 9 p.m.). 

“Full Frontal with Samantha Bee” (TBS, 10 p.m.) has a new episode, right after “Rat in the Kitchen” (TBS, 9 p.m.).

Shrub thrives in his new job on the first of two episodes of “Welcome to Flatch” (Fox, 9 p.m.). 

“Restaurant: Impossible” (Food, 8 p.m.) helps an Italian restaurant in Alabama. 

Newlyweds go to court on the series “Commit or Quit with Judge Lynn Tyler” (WEtv, 10 p.m.), which follows another remedy: “Marriage Boot Camp: Reality Stars” (WEtv, 9 p.m.).

The tornado film “13 Minutes” (Showtime, 8 p.m.) makes its premiere cable debut. 

Anna May Wong is star of the month on Turner Classic Movies; her Thursday night showcase continues with “Daughter of Shanghai” (8 p.m.), “A Study in Scarlet” (9:15 p.m.), “When Were You Born?” (10:45 p.m.) and the documentary “Yellowface: Asian Whitewashing and Racism in Hollywood” (midnight). 

During the day are films of the South with “The Romance of Rosy Ridge” (6 a.m.), “She Couldn’t Say No” (7:45 a.m.), “Good-Bye, My Lady” (9:15 a.m.), “Cry of the Hunted” (11 a.m.), “Highway 301” (12:30 p.m.), “A Streetcar Named Desire” (2 p.m.), “Reflections in a Golden Eye” (4:15 p.m.) and “The Traveling Executioner” (6:15 p.m.).

There is first round play in golf’s PGA Championship (ESPN, 2 p.m.) in Tulsa, Okla.

The Stanley Cup Playoffs continue with Tampa Bay at Florida (TNT, 7 p.m.) and St. Louis at Colorado (TNT, 9:30 p.m.).

The NBA Playoffs have Boston at Miami (ESPN, 8:40 p.m.). And there is the NBA draft combine (ESPNews, 3 p.m.; ESPN2, 5 p.m.).

Baseball includes San Diego at Philadelphia (MLB, 1 p.m.) and Seattle at Boston (MLB, 7 p.m.).

College baseball includes LSU at Vanderbilt (ESPN2, 8 p.m.). 

Hockey’s IIHF world championship continues with Britain vs. U.S. (NHL, 9:20 a.m.) and Canada vs. Kazakhastan (NHL, 1:20 p.m.).

Women’s college lacrosse has Florida at Maryland (ESPNU, noon), Loyola Md. at Boston College (ESPNU, 2:30 p.m.), Syracuse at Northwestern (ESPNU, 5 p.m.) and Stony Brook at North Carolina (ESPNU, 7:30 p.m.).

Daytime Talk

Kelly Ripa and Ryan Seacrest: Judd Apadow, Emmy Rossum. The View: Selma Blair, JoJo Siwa, Stephanie Grisham. The Talk: Renee Elise Goldsberry, Kevin Kapoor. Ellen DeGeneres: Kerry Washington, Brad Paisley, Michelle Obama. Drew Barrymore: Scarlett Johansson (rerun). Kelly Clarkson: Alanis Morissette, Joe Alwyn, Tears for Fears. Tamron Hall: Bethenny Frankel, D. Watkins. Wendy Williams: Erika Jayne, Michael Rapaport. 

Late Talk

Stephen Colbert: Mike Myers, Minha Kim. Jimmy Kimmel: Zac Efron, Alfonso Ribeiro, Parquet Courts (rerun). Jimmy Fallon: Kenan Thompson, JoJo Siwa, Rina Sawayama. Seth Meyers: Ricky Gervais, Emmy Rossum, Ashe.