Boris Frederic Cecil Tay-Natey Ofuatey-Kodjoe ( / ˈ k oʊ dʒ uː / ; born March 8, 1973), better known as Boris Kodjoe , is an Austrian-born American actor , producer, and former model best known for his roles as Kelby in the 2002 film Brown Sugar , the sports-courier agent Damon Carter on the Showtime drama series Soul Food , and a recurring character on FOX 's The Last Man on Earth . He co-stars on BET 's Real Husbands of Hollywood and the Grey's Anatomy spin-off , Station 19 as Battalion Chief Robert Sullivan.