“Scream 4″ star Emma Roberts is joining the cast of Dito Montiel’s heist drama “Empire State,” which stars Liam Hemsworth and Dwayne Johnson.Based on true events that took place in 1982, Adam Mazer’s script centers on two childhood friends (Hemsworth will play one) from Astoria, N.Y., who plan to rob an armored car depository, with Johnson playing the NYPD detective out to bust them. Roberts will play a waitress who serves as a potential love interest for Hemsworth’s character. Randall Emmett and George Furla’s Emmett/Furla Films is financing the film, which the duo will produce with David Hoberman and Todd Lieberman of Mandeville Films. Sandy Kyrkostas and 24pMedia are also producing. Production is skedded to start this spring. Roberts, who recently appeared in back-to-back Sundance pics “The Art of Getting By” and “Celeste and Jesse Forever,” is currently filming Scott Coffey’s indie comedy “Adult World” with John Cusack and Evan Peters. Roberts is repped by CAA, Sweeney Entertainment and attorney Neil Meyer.