Red carpets are hectic places. Even for seasoned actors, they can be disorienting and frustrating. At a movie premiere, no moment better epitomizes a red carpet’s chaos than the “group photo,” when hordes of publicists and studio staff wrangle, like cats, a dozen or more movie stars and gabbing producers to stand in one place and smile. Comcast NBCUniversal Partners With Pride Live Ahead of Stonewall National Monument Visitor Center Opening (EXCLUSIVE) But on a red carpet in Brooklyn Wednesday evening, at the premiere for the film “Sing Sing,” Colman Domingo, the film’s star, assembled his cast with ease. Amid the clamor…