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Kung Fu is a martial arts-themed American television series that aired on ABC from September 27, 1972, to August 27, 1975. It stars David Carradine as Kwai Chang Caine, a Shaolin monk who travels across the American Old West to avenge his father's death. Brandon Lee, the son of Bruce Lee, appeared in two episodes of the series as Caine's half-brother, the villainous "Caine II".