Tintin and the Picaros series "The Adventures of Tintin" by Ellipse and Nelvana. Tintin and his dog Snowy visit their friends Captain Haddock and Professor Calculus at Marlinspike Hall. There, they learn that Bianca Castafiore, her maid Irma, pianist Igor Wagner and the detectives Thomson and Thompson have been imprisoned in San Theodoros for allegedly attempting to overthrow the military government of General Tapioca. Tapioca's government have further alleged that the plot was masterminded by Tintin, Haddock, and Calculus themselves. Tapioca invites the trio to visit San Theodores, promising them safe passage, but Tintin deems it to be a trap, leaving Haddock and Calculus
Tintin and the Lake of Sharks with laughing gas and take the children away. Tintin and Haddock pursue them but fail to rescue Niko and Nouchka. The criminals leave behind a message on a tape player from their leader, "King Shark", who tells the heroes (with a voice which is startingly familiar to Tintin) that they will get the children back in return for Calculus' invention. Tintin himself is to do the exchange and is not to call the police. Tintin, Haddock, Calculus and the detectives search the house for bugs, and Tintin discovers a secret passage that leads to Madame Black's walkie-talkie hidden in the