Clint Eastwood will be joined by a familiar face in Robert Lorenz’s directorial debut “Trouble With the Curve,” as his son, Scott Eastwood, has been cast in Warner Bros.’ baseball pic.Elder thesp stars as a baseball scout with vision problems who takes a road trip to Atlanta with his daughter (Amy Adams) to take a look at a hot prospect. The younger Eastwood, who had to audition for the part, will play Billy Clark, a slumping minor league player who the protag discovered and still has faith in. Justin Timberlake and John Goodman co-star in the Randy Brown-scripted film, which Clint Eastwood and Lorenz will produce through their Malpaso banner. Michele Weissler will also be involved in a producer capacity. Scott Eastwood, who has appeared in three of his father’s films — “Flags of Our Fathers,” “Gran Torino” and “Invictus,” recently wrapped Curtis Hanson’s surfing pic “Of Men and Mavericks,” as well as Lionsgate’s horror film “Leatherface 3D.” Eastwood is repped by UTA and Joanne Horowitz Management.