This weekend, Mark Wahlberg and Optimus Prime take on the Autobots and Decepticons in "Transformers: Age of Extinction," Chris Evans and Tilda Swinton face off in a futuristic class war in "Snowpiercer," Cory and Topanga return in the highly-anticipated "Girl Meets World," which premieres Friday on the Disney Channel, and Damon Lindelof's "The Leftovers" kicks off this Sunday on HBO.

Weekend Watchlist: 'Transformers,' 'Girl Meets World,' 'Leftovers,' & More

Also in theaters this weekend:
  • Directed by John Carney, "Begin Again" follows a disgraced music executive (Mark Ruffalo) who collaborates with a young, recently-dumped singer-songwriter (Keira Knightley).
  • "Whitey: United States of America v. James J. Bulger" documents the notorious gangster's rule over South Boston and his complicated relationship with the FBI.
  • "Yves Saint Laurent" examines the life of the French designer from the beginning of his career in 1958 when he met his lover and business partner, Pierre Berge.
  • "They Came Together" stars Amy Poehler as an independent candy shop owner who begins a romance with the corporate stooge (Paul Rudd) who had been sent to shut her store down.

Also on TV this weekend:
  • Comedy special "Whitney Cummings: I Love You" premieres (Comedy, 11 pm ET Saturday).
  • The Season 2 premiere of "Endeavour" airs on Masterpiece Mystery (PBS, 9 pm ET Sunday).
  • The soapy legal drama "Reckless" makes its series premiere (CBS, 9 pm ET Sunday).
  • The crime series "Unforgettable" returns for its third season (CBS, 10 pm ET Sunday).