The son of actor John Carradine, Keith Carradine began his own theatrical training at Colorado State University, dropping out after one semester because he felt he wasn't getting anywhere. Soon afterward, Carradine made his stage debut in the "tribal love rock musical" Hair; his brief relationship with fellow cast member Shelley Plimpton resulted in a daughter, Martha Plimpton, who grew up to become a prominent actress in her own right. Carradine's first film was 1971's McCabe and Mrs. Miller, directed by Robert Altman. Four years later, Carradine's musical composition "I'm Easy," which he performed in Altman's Nashville (1975), won an Academy Award...