Keith Carradine

Keith Ian Carradine (born August 8, 1949) is an American actor who has had success on stage, film and television. He is perhaps best known for his roles as Tom Frank in Robert Altman's Nashville, Wild Bill Hickok in the HBO series Deadwood and FBI agent Frank Lundy in Dexter. In addition, he is a Golden Globe and Academy Award winning songwriter. As a member of the Carradine family, he is part of an acting dynasty that began with his father, John Carradine.

source: Wikipedia