"The Laureate Accumulation" -- Pictured: President Siebert (Joshua Malina), Professor Frances H. Arnold (Herself), Amy Farrah Fowler (Mayim Bialik), Leonard Hofstadter (Johnny Galecki), Sheldon Cooper (Jim Parsons), Dr. Pemberton (Sean Astin), Dr. Campbell (Kal Penn) and Professor Kip Thorne (Himself). When competitors Pemberton (Sean Astin) and Campbell (Kal Penn) charm America on a publicity tour, Sheldon and Amy try to bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side. Also, Halley's fear of the dark leads to opportunity and conflict for Howard, Bernadette and Stuart, on THE BIG BANG THEORY, Thursday, April 4 (8:00-8:31 PM, ET/PT) on the CBS Television Network. Photo: Michael Yarish/CBS ©2019 CBS Broadcasting, Inc. All Rights Reserved.

GREY'S ANATOMY - "The Whole Package" - Owen and Teddy have to deal with the surprise arrival of Megan Hunt, who knows nothing about their situation. Catherine preps for her first surgery back on a war veteran who's not emotionally prepared for his procedure. Meredith worries about DeLuca operating alone with Richard on "Grey's Anatomy," THURSDAY, APRIL 4 (8:00-9:01 p.m. EDT), on The ABC Television Network. (ABC/Mitch Haaseth) ABIGAIL SPENCER, DEBBIE ALLEN, KEVIN MCKIDD, JESSE WILLIAMS, ELLEN POMPEO

Supernatural -- "Game Night" -- Image Number: SN1417a_0246bc.jpg -- Pictured (L-R): Jensen Ackles as Dean and Jared Padalecki as Sam -- Photo: Michael Courtney/The CW -- © 2019 The CW Network, LLC. All Rights Reserved.

"Dirt, Dirt, Gucci" -- As Bravo Team prepares for what they expect to be a "cushy" deployment with the luxury of staying in a hotel in the Philippines, Jason tries to find a way to pay for Emma's college, on SEAL TEAM, Wednesday, April 3 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Aaron Epstein/CBS ©2019 CBS Broadcasting, Inc. All Rights Reserved

THE ROOKIE - "Homefront" - When one of their colleagues is arrested by Internal Affairs for lying on the witness stand, it leads to the release of three felons whose cases he worked on and the team being asked to check in on them now that they are free. Meanwhile, Officer Nolan finds out he is being sued by a man who claims he used excessive force which led to an injury on "The Rookie," airing TUESDAY, APRIL 2 (10:00-11:00 p.m. EDT), on The ABC Television Network. (ABC/Tony Rivetti) LEE COC, AFTON WILLIAMSON