David Carradine was in Kung Fu.
David Carradine . He was known for his leading role as a peace-loving Shaolin monk , Kwai Chang Caine , in the 1970s television series Kung Fu . He was nominated for four Golden Globe Awards , for projects such as the television series Kung Fu ( 1972 -- 1975 ) , the Woody Guthrie biopic Bound for Glory ( 1976 ) and the miniseries North and South ( 1985 ) . Kung Fu (TV series) . The series follows the adventures of Kwai Chang Caine ( portrayed by David Carradine as an adult , Keith Carradine as a teenager , and Radames Pera as a young boy ) , a Shaolin monk who travels through the American Old West armed only with his spiritual training and his skill in martial arts , as he seeks Danny Caine , his half-brother .