 William Allen Young

William Allen Young (born January 24, 1954) is an American actor and director who has starred in over 100 television, stage, and film projects, including two Academy Award-nominated films, "A Soldier's Story" and "District 9".He is best known for his roles as Frank Mitchell on UPN's "Moesha", Dr. Rollie Guthrie on the CBS medical drama "Code Black", and as Judge Joseph Ratner on CBS's "CSI Miami".