The Amazing Chan and the Chan Clan rerun for a second season) in 1972 on CBS, and is today often rerun on Cartoon Network's sister network, Boomerang. In the original novels by Earl Derr Biggers, Charlie Chan was a widower who worked for the Honolulu police department and had 10 children. Their late mother was never mentioned in the Chan Clan series. Like many animated series created by Hanna-Barbera in the 1970s, the show contained a laugh track created by the studio. The track is muted on Cartoon Network and Boomerang. Don Kirshner produced the songs for the show as he did for "The Monkees" and "The
Charlie Chan more gentle and self-effacing than he had been in the books, perhaps in "a deliberate attempt by the studio to downplay an uppity attitude in a Chinese detective." Oland starred in sixteen Chan films for Fox, often with Keye Luke, who played Chan's "", Lee Chan. Oland's "warmth and gentle humor" helped make the character and films popular; the Oland Chan films were among Fox's most successful. By attracting "major audiences and box-office grosses on a par with A's" they "kept Fox afloat" during the Great Depression. Oland died in 1938, and the Chan film, "Charlie Chan at the Ringside",