Production on the Linda Lovelace biopic Lovelace is currently underway, but the impressive cast continues to fill out. Amanda Seyfried stars as the titular Lovelace, the world’s first porn star, with Peter Sarsgaard onboard as her husband. Now, Variety reports that Adam Brody (The O.C.), Eric Roberts (Heroes), and Demi Moore are set to appear in the film. Brody will play Harry Reems, one of the stars of Deep Throat, while Moore is set to cameo as political activist Gloria Steinem. Steinem founded Ms. Magazine, which published an article entitled “The Real Linda Lovelace” that discussed Lovelace’s abusive relationship with her pornographer husband, whom she claimed coerced her into the erotic film industry.Lovelace seems to become more intriguing by the day, as Sharon Stone, Juno Temple, Wes Bentley, Hank Azaria and more are set to star, with James Franco possibly appearing as Playboy founder Hugh Hefner. Rob Epstein and Jeffrey Friedman (Howl) are directing.