I’ve liked the “Charlie Chan” films starring Sidney Toler, and this one stands out as being among the stronger entries. Charlie and his somewhat clumsy adopted son, Jimmy (Victor Sen Yung), journey to San Francisco to help local police with an unusual murder case. There's another concern too: a missing woman. "Mary" (Tanis Chandler) has disappeared, causing her worried mother (Mary Gordon) and her rather weak-willed …