Nina Westervelt/AMC Global Media
Every day, TVLine’s What to Watch column spotlights new and returning English-language shows (and select movies) premiering or airing fresh episodes across broadcast, cable and streaming — organized below by release time and alphabetically within each slot.
On TV this Sunday: “The Vampire Lestat” puts on a rock show, “The Westies” wraps its first season, and tensions flare as the “Real Housewives of Atlanta” reunion winds down.
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Showtimes for August 23, 2026
3:00 AM
ET
Lioness
Paramount+
A frantic hunt is launched as the team races against time; at home, Neal struggles with growing fears.
The Vampire Lestat: One Night Only Live
AMC+
The standing-room-only performance was filmed at New York City’s Beacon Theatre in June.
7:00 PM
ET
NASCAR Americana
USA Network
The docuseries finale examines how NASCAR embraced change while honoring America’s enduring values.
8:00 PM
ET
Big Brother
CBS
A new Head of Household nominates three houseguests for eviction.
The Real Housewives of Atlanta
Bravo
PART 3 OF 3
K. Michelle finally reveals the culprit of the plot and the plan, shedding new light on the season’s biggest conflicts; the tension between Porsha and Shamea proves that some friendships are beyond repair.
Three Housewives and a Body
Lifetime
MOVIE PREMIERE
A girls’ night goes terribly wrong when best friends accidentally kill a man during a home invasion; Rachel Hendrix, Christie Osterhus, and Segen Gebremariam star.
9:00 PM
ET
Decades in Sports
CNN
National tragedy, historic comebacks, and grand slams define the 2000s in sports including Tiger Woods in golf, the Williams sisters in tennis, and a shakeup of one of the greatest baseball rivalries in history.
Lanterns
HBO
Hal’s motives are called into question, and there’s a really excellent chase sequence. But are the two connected?
The Librarians: The Next Chapter
TNT
While pursuing a Monkey’s Paw, the Librarians become trapped in a strange hotel shrouded in a mysterious fog; to escape, the team must confront past traumas, and learn the difference between what they wish for and what they truly need.
The Real Housewives Ultimate Girls Trip: Roaring 20th
Bravo
Kyle’s iconic White Party returns with champagne flowing, surprise arrivals, and an unforgettable performance from Luann; as some new friendships blossom, others are tested as tension between Vicki and Luann comes to a head.
The Walking Dead: Dead City
AMC
Maggie, Negan, Dillard, and Renata go on a hunt to resupply their dwindling resources.
The Westies
MGM+
Season 1 finale: Roarke and Sweeney’s fallout splits the Westies, pitting old guard against young; Bridget pushes ahead with the mission but faces shattering truths; Keenan wrestles with guilt and a son slipping away.
11:30 PM
ET
President Curtis
Adult Swim
After butting heads with his own party, Curtis visits Camp David to undergo a true test of his presidential prowess.