Demetrius Grosse

Demetrius Grosse (born February 26, 1981) is an American actor. He is best known for his roles as Rock in the film Straight Outta Compton, Emmett Yawners in the Cinemax television series Banshee, Errol in the FX television series Justified, and Baron Samedi in NBC's Heroes. He joined the Marvel Cin…