Charlie Chan's Greatest Case Charlie Chan's Greatest Case Charlie Chan's Greatest Case (1933) is an American pre-Code murder mystery film starring Warner Oland as the Oriental detective Charlie Chan. It was based on the Earl Derr Biggers novel "The House Without a Key" (1925). Oland made a series of Charlie Chan films; along with three others, this one is considered to be a lost film. "The New York Times" reviewer wrote, "As far as the mystery of these particular murders is concerned it is not difficult for the audience to decide on the identity of the slayer, but the manner in which Chan makes
Charlie Chan Spanish. The film followed essentially the same script as the Anglophonic version, with minor additions such as brief songs and skits and some changes to characters' names (for example, the character Elmer Benbow was renamed Frank Benbow). A Cuban production, "La Serpiente Roja" (The Red Snake), followed in 1937. In 1955, Producciones Cub-Mex produced a Mexican version of Charlie Chan called "El Monstruo en la Sombra" (Monster in the Shadow), starring Orlando Rodriguez as "Chan Li Po" (Charlie Chan in the original script). The film was inspired by "La Serpiente Roja" as well as the American Warner Oland films. During