On Sunday, December 8 at 10pm, Showtime premieres THE L WORD: GENERATION Q with three of the original THE L WORD cast -- Jennifer Beals (as Bette Porter), Katherine Moennig (as Shane McCutcheon) and Leisha Hailey (as Alice Pieszecki) -- returning alongside a new group of diverse, self-possessed LGBTQIA+ characters. The original groundbreaking drama series that explored lesbian life in L.A. ran for six seasons.

READ 'THE L WORD: GENERATION Q' OVERVIEW & EPISODE GUIDE...

IT'S ALWAYS SUNNY IN PHILADELPHIA is completing its historic fourteenth season, tying it with OZZIE AND HARRIET as the longest-running live-action comedy series. In honor of that milestone, we rank all 14 SUNNY seasons -- from worst to first.

SEE THE 14 SEASONS OF 'SUNNY' RANKED WORKED TO FIRST...

Tonight, NBC premieres the fourth and final season THE GOOD PLACE, one of television's most memorable comedies. On ending the series Michael Schur, creator and executive producer said, "given the ideas we wanted to explore, and the pace at which we wanted to present those ideas, I began to feel like four seasons – just over 50 episodes – was the right lifespan.

READ THE Q&A WITH 'THE GOOD PLACE' CAST & CREATOR MICHAEL SCHUR...

Directed by Ken Burns and written by Dayton Duncan, COUNTRY MUSIC is an eight-part, 16-hour film that chronicles the highs and lows of country music's early days -- from southern Appalachia's songs of struggle, heartbreak and faith to the rollicking Western swing of Texas, California's honky-tonks and Nashville's Grand Ole Opry.

READ MORE ABOUT 'COUNTRY MUSIC' FROM KEN BURNS....

The seven-episode second season of this subversive, darkly comedic drama explores the malignancy of lies, the durability of friendships, the fragility of marriage and the vicious ferocity of sound parenting. Multiple characters will be dealing with Perry’s death, and the prospect of moving past a life-altering event.

READ Q&A WITH "BIG LITTLE LIES" CAST -- STREEP, WITHERSPOON, KIDMAN, DERN, KRAVITZ & WOODLEY -- AND EPISODE GUIDE...

Based on the book by Richard Preston, this six-part limited series is inspired by the terrifying true story of the origins of the Ebola virus, and its first arrival on US soil in 1989. When this deadly virus suddenly appears in a research lab outside of Washington D.C., a heroic Army scientist (Julianna Margulies), risks her life to head off the outbreak before it spreads to the human population.

READ Q&A WITH 'THE HOT ZONE' CAST JULIANNA MARGULIES & TOPHER GRACE + EPISODE GUIDE...

On May 17, 2019 Hulu premiered all six episodes of the highly entertaining and thought-provoking limited series CATCH-22. Based on Joseph Heller’s seminal novel of the same name, CATCH- 22 is the story of the incomparable, artful dodger, Yossarian (Christopher Abbott), a US Air Force bombardier in World War II who is furious because thousands of people he has never met are trying to kill him.

READ Q&A W/ CAST, WRITERS & PRODUCERS OF 'CATCH-22'...

After 12 seasons the seven-time Primetime Emmy Award-winning sitcom comes to an end on Thursday, May 16, 2019 on CBS from 8-9pm ET/PT. To honor the beloved sitcom, starting today -- Wednesday, May 1 -- TBS is celebrating THE BIG BANG THEORY series finale with seven nights of programming. Each night will air five episodes dedicated to a different character, chosen by the actor behind them. Actor commentary for the first five nights of programming is below.

SEE THE 'BIG BANG THEORY' MARATHON DETAILS IN MAY ON TBS...

Created, written and co-directed by Sally Wainwright and starring Suranne Jones. GENTLEMAN JACK tells the story of a woman who had a passion for life and a mind for business, and bucked society’s expectations at every turn. Set in the complex, changing world of 1832 Halifax, West Yorkshire the cradle of the evolving Industrial Revolution.

READ MORE ABOUT 'GENTLEMAN JACK'...

Created by Julian Unthan, this six-part series follows a young police detective, aided by her three crime and mystery-writing aunts, whether she wants it or not. The wickedly offbeat contemporary murder mystery series features bold visuals, quirky characters, fast-paced dialogue and darkly comic murders.

READ Q&A W/ "QUEENS OF MYSTERY" CAST OLIVIA VINALL & JULIE GRAHAM AND CREATOR JULIAN UNTHANK...