Keith Ian Carradine (born August 8, 1949) is an American actor who has had success on stage, film and television. 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.
Keith Carradine was born in San Mateo, California. He is the son of actress and artist Sonia Sorel (née Henius) and actor John Carradine. His paternal half-brothers are Bruce Carradine and David Carradine. His maternal half-brother is Michael Bowen, and his full brothers are Christopher and Robert Carradine. His maternal great-grandfather was biochemist Max Henius, and his maternal great-grandmother was the sister of historian Johan Ludvig Heiberg.
Carradine's childhood was difficult. He said that his father drank and his mother “was a manic depressive paranoid schizophrenic catatonic — she had it all.” His parents were divorced in 1957, when he was eight years old.