From IMDb: Because Charlie Chan plans to return to Honolulu, he no longer needs the services of Birmingham, who gets a job as butler for William and Justine Bonner, two apparently phony psychics, who regularly host occult activities in their home. When Charlie’s pretty daughter Frances attends a seance out of curiosity, Mr. Bonner is [...]

Three men are convicted of bank robbery, the main evidence against them being that their fingerprints were found at the scene. However, Charlie Chan believes them to be innocent, and his investigation reveals that they are indeed innocent and that their fingerprints were forged and planted in the prison files to frame them. Charlie sets [...]