Roscoe "Rocky" Carroll is an American actor and director. He is known for his roles as Joey Emerson on the Fox comedy-drama Roc (1991–94), as Dr. Keith Wilkes on the CBS medical drama Chicago Hope, and as NCIS Director Leon Vance on the CBS drama NCIS and its spin-offs Los Angeles and New Orleans. He also played a supporting role in the 1995 thriller film Crimson Tide.
