The Amazing Chan and the Chan Clan (sometimes abbreviated as The Amazing Chan Clan) is an American animated television series produced by Hanna-Barbera Productions, animated by Eric Porter Studios in Australia and broadcast on CBS from September 9, 1972, to December 30, 1972, with reruns continuing through the summer of 1973 and in syndication from 1976 to 1982. The show was loosely based on the Charlie Chan series of mystery novels and films, which began with the 1925 novel The House Without a Key.