“Molly’s Game”: Acclaimed screenwriter Aaron Sorkin (“The Social Network”) makes his directorial debut with this adaptation of the memoir by Molly Bloom (Jessica Chastain, “The Hurt Locker”), who spent years running a top secret, exclusive high-stakes poker game played by powerful Hollywood stars, politicians, and mobsters. Idris Elba, Kevin Costner, Michael Cera, and Chris O’Dowd co-star. 2 hr. 20; R.
— Compiled by Andrew Shearer/Staff