Cincinnati, Ohio, USA | 1963-07-08

From Wikipedia, the free encyclopedia Roscoe "Rocky" Carroll (born July 8, 1963) is an American actor. He is known for his roles as Joey Emerson on the FOX comedy-drama Roc, as Dr. Keith Wilkes on the medical drama Chicago Hope, and as Leon Vance on the CBS drama NCIS and its spinoff NCIS: Los Angeles