Constance Zimmer produces and directs the thriller “Boy in the Walls” (Lifetime, 8 p.m.) about a woman who finds there’s somebody living in the walls in her house. It’s based on actual events, but more likely reality shows like Lifetime’s own “Phrogging: Hider in My House.”
The WWE SummerSlam (Peacock, 8 o.m.) is streaming as well as on pay-per-view.
A divorcing couple is hit by religion in the made-for-TV drama “The Final Say” (BET, 8 p.m.), which premiered on its streaming network in May.
It’s always annoying when you go on “A Date with Death” (Investigation Discovery, 10 p.m.) and they spend the whole time looking at their phone.
“Dutch Caribbean Coastguards” (National Geographic, 9 p.m.) try to rescue 14 castaways from a sunken oil tanker.
A stakeout nets nearly $500,000 in drugs on “To Catch a Smuggler: Secret Stash” (National Geographic, 10 p.m.).
Saturday night movies on HBO have become a lot less interesting since Discovery took over. Tonight’s is the nine year old “Dawn of the Planet of the Apes” (HBO, 8 p.m.).
Kolby and Kristina reach an understanding on “Love & Marriage: Detroit” (OWN, 8 p.m.).
Errol Flynn is featured today on Turner Classic Movies’ Summer Under the Stars, with “Montana” (6 a.m.), “The Sisters” (7:30 a.m.), “Edge of Darkness” (9:15 a.m.), “Kim” (11:30 a.m.), “Adventures of Don Juan” (1:30 p.m.), “San Antonio” (3:30 p.m.), “They Died with Their Boots On” (5:30 p.m.), “The Private Lives of Elizabeth and Essex” (8 p.m.), “The Sea Hawk” (10 p.m.), “The Adventures of Robin Hood” (12:15 a.m.), “Mara Maru” (2:15 a.m.) and “Rocky Mountain” (4:15 a.m.).
Baseball includes Houston at Yankees (MLB, 1 p.m.), Miami at Texas (MLB, 4 p.m.), Toronto at Boston (Fox Sports 1, 4 p.m.) and Dodgers at San Diego (Fox Sports 1, 8:30 p.m.).
The FIFA Women’s World Cup’s round of 16 has Netherlands at South Africa (Fox, 10 p.m.). Set your alarm for U.S. vs. Sweden (Fox, 5 a.m. Sunday).
The NFL has its Hall of Fame Induction Ceremony (ESPN, NFL, noon) from Canton, Ohio.
WNBA action has Seattle at Phoenix (NBA, 10 p.m.).
NAScar runs its Cabo Wabo 250 (NBC, 3:30 p.m.).
There is third round play in the Wyndham Championship (Golf, 1 p.m.; CBS, 3 p.m.).
The Indoor Football League championship has Sioux Falls vs. Bay Area (CBS Sports, 4 p.m.).
Canadian football has Montreal at Hamilton (CBS Sports, 7 p.m.).
Australian Rules Football has Geelong at Port Adelaide (Fox Sports 2, 5 a.m.)..
The U.S. Classic women’s gymnastics competition (CNBC, 2 and 8 p.m.) is held in Hoffman Estates, Ill.
The under-18 Glinka Gretzy Cup final has Canada vs. Czechia (NHL, 11 a.m.).
“Austin City Limits” (PBS, 11 p.m., check local listings) features Pavement for the full hour.
The rerun on “Saturday Night Live” (NBC, 11:30 p.m.) is a good one: Steve Martin and Martin Short co-host; Brandi Carlile is musical guest.