Blair Underwood (born August 25, 1964) is an American television and film actor. He is perhaps best known as headstrong attorney Jonathan Rollins from the NBC legal drama L.A. Law, a role he portrayed for seven years. He has gained critical acclaim throughout his career, receiving numerous Golden Globe Award nominations, three NAACP Image Awards and 1 Grammy Award. His feature film debut was the 1985 movie Krush Groove. His 1985 appearance on The Cosby Show landed him a short stint on the ABC soap opera One Life to Live, which eventually led to his performance on the TV series L.A. Law, where he appeared from 1987 to 1994. Underwood broke into film with roles in Just Cause (1995), Set It Off (1996) and Deep Impact (1998). He also had a supporting role as a geneticist in the film Gattaca. In 2000, he played the lead role in the short-li...