EXCLUSIVE: Paramount is mobilizing G.I. Joe 3. The studio is in early discussions with DJ Caruso to direct the third installment of the franchise, which now is built around Dwayne Johnson. The Jon M. Chu-directed sequel G.I. Joe: Retaliation grossed $372 million worldwide in 2013. Caruso is shooting The Disappointments Room, the Wentworth Miller-scripted drama that stars Kate Beckinsale and Lucas Till. It’s early days, but sources said this is all looking quite promising. Caruso’s repped by CAA and Media Talent Group.