What To Watch: The Institute Finale, PBS Dramas Return And More

To help you anticipate and navigate all that television has to offer across broadcast, cable and streaming, TVLine offers daily, weekly and monthly What to Watch digests, as well as an overview of every new TV show premiering in 2025.

On TV this Sunday: The Institute wraps on MGM+, and Professor T, The Marlow Murder Club and Unforgotten return to PBS.

Showtimes for August 24, 2025

ET

Naomi Osaka: The Second Set

Tubi

The documentary follows Osaka who, after having her daughter Shai, returns to competitive tennis, picking up her racket to resume her professional career.

Professor T

PBS

Season 4 premiere: Dan and a new cop take on a case involving a disappearance at sea.

ET

Big Brother

CBS TWO HOURS

Three houseguests are nominated for eviction; Derrick, Taylor and Boston Rob Mariano break down the latest happenings in the house. (Who was last out?)

The Chicken Sisters

Hallmark Channel

Mae's dad is back in Merinac and back in Gus's life; Amanda tries to start fresh by going out on a practice date — but is she ready?

ET

The Institute

MGM+

Season 1 finale: Our characters come together for a final confrontation with unimaginable consequences. (Check renewal status.)

MGM+

Kings Court

Bravo

The Queens' friends and family come for a BBQ; the heat is on as the Kings grill and get grilled.

The Marlow Murder Club

PBS

Season 2 premiere: When Sir Peter Bailey is found dead the day before his wedding, Judith, Becks and Suzie investigate.

WWE's Greatest Moments

A&E TWO EPISODES

A spotlight is shined on '90s tag teams and mic drops.

ET

Unforgotten

PBS

Season 6 premiere: When a spine is dredged out of Whitney Marsh, a new challenge begins for the team.

The Yogurt Shop Murders

HBO

Docuseries finale: In 2009, Springsteen and Scott are released on bond and the charges are dropped, but the men still live in a state of presumed guilt by many; three decades later, a cold case detective continues to search for answers.

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