What To Watch: Astronaut Wives Ends, Empire Stars Battle, Documentary Now! Unspools And More

On TV this Thursday: Beauty uncovers a family history, the Astronaut Wives are put on film, Dame Helen Mirren serves up mockumentaries and Lucious gives Cookie some Lip. Here are 10 programs to keep on your radar:

Showtimes for August 20, 2015

ET

Astronaut Wives Club

ABC

Series finale: The wives are interviewed as part of a documentary on the space program; Trudy makes decisions about the future; Betty honors Gus' legacy.

Beauty and the Beast

The CW

Vincent agrees to help Liam in an effort to secure evidence, as Cat uncovers perplexing intel on Liam's family history.

ET

Project Runway

Lifetime

Though the designers are paired for a relaxing day on a cruise ship, rough waters ensue in the workroom.

ET

Documentary Now!

IFC

Series premiere: The Seth Meyers-produced comedy finds fellow SNLers Fred Armisen and Bill Hader parodying famous documentaries, with introductions by Helen Mirren. (Already renewed for Seasons 2 and 3!)

Dominion

Syfy

Alex finds a place to nurse Norma as the New Delphi army nears; Gabriel and Michael attempt to escape captivity; David enacts a plan.

Graceland

USA Network

Mike ponders Briggs' motivations in the Sarkissian case; Charlie rethinks the plan to catch Germaine. (Watch a sneak peek.)

Lip Sync Battle

Spike

Season 1 finale (1 hour): It's "game time, b-tches," as Empire's Terrence Howard takes on leading lady Taraji P. Henson. (A Battle marathon begins at 1 pm; renewed!)

Review

Comedy Central

Forrest develops a cult and attempts to sculpt the perfect bod using an unorthodox regimen.

Under the Dome

CBS

The unlikeliest of alliances is formed; Hunter gets disturbing intel on the ratings infected townspeople.

ET

Married

FX

Lina and Russ agree to skip out on work to investigate the man living in their guest house.

Recommended