PERNELL WALKER, a Bronx-born actress with an M.F.A in acting from Actors Studio Drama School, is grateful and blessed to be making her Atlantic Theater Company debut as Munchies in Steven Adly Guirgis’ Halfway Bitches Go Straight to Heaven. Ms. Walker’s other original Off-Broadway roles include Rashawn in Radha Blank’s Seed and Isabel in James Tyler’s Dolphins and Sharks. Pernell made an unforgettable film debut as Laura in Dee Ree’s Pariah. Recent notable TV appearances include Gina Smith in Ava DuVernay’s “When They See Us” and Thunder Thighs in “The Deuce,” Season 1.