Barbarossa, a pirate, frees a group of Spanish prisoners and makes them his crew. On a raid, he takes as a prize a Spanish countess, Alida. He has fallen in love with her by the time he arranges for her ransom by the officer who was to marry her. Exposing her intended as a coward and a liar, he goes to ask for her hand but she has escaped, and Barbarossa thinks she is the one who killed his aide, Peg-Leg.
Jane Eyre is an orphan who was raised by her aunt until she came to Thornfield Hall as governess to the young ward of Edward Rochester. But Jane is attracted by the intelligent and energetic Sir Rochester, a man of almost twice her age. But just when Sir Rochester seems to pay attention to her, he invites the beautiful and wealthy Blanche Ingram to stay at his house.
When Dr. Hugo Robbin's laboratory is blown up, his nurse Ann Loring is charged with murdering the doctor. During her trial, a group of children continually disrupts the courtroom, claiming to have important evidence. The children are finally allowed to testify, but as a result of their testimony, their friend Dan, who runs a repair shop, is now charged with the crime instead of the nurse. The children are now determined to prove Dan's innocence, and they go to the abandoned laboratory to look for evidence, leading to a series of hazardous adventures.
Lost Caverns Hotel bellhop Freddie Phillips is suspected of murder. Swami Talpur tries to hypnotize Freddie into confessing, but Freddie is too stupid for the plot to work. Inspector Wellman uses Freddie to get the killer (and it isn't the Swami).