the Adventures of Tintin
Tintin, a young journalist, and his dog Snowy are browsing in an outdoor market. Tintin buys a small model of a ship, the Unicorn, Barnaby and Ivan Ivanovitch Sakharine both unsuccessfully try to buy the model from Tintin. Tintin takes the ship home, but it is accidentally broken,a scroll slips out of the model and rolling under a cabinet. Meanwhile, detectives Thomson and Thompson are looking for a pickpocket, Aristides Silk. Tintin finds that the Unicorn has been stolen. He then visits Sakharine in Marlinspike Hall and accuses him of the stealing it when he sees a model of the Unicorn, but when he realizes that Sakharine's model is not broken, he understands that there are two models. Once Tintin returns home, Snowy shows him the scroll, Tintin puts the scroll in his wallet that is stolen by Silk.
Later, Tintin's kidnapped by Sakharine's goons and locked on the SS Karaboudjan. He discovers that Sakharine has a deal with the ship's crew and rebelled against the captain. On board, Tintin meets Captain Haddock, the ship's real captain. Haddock is always drunk and unaware of the happenings on his ship. Tintin, Haddock, and Snowy escape in a lifeboat. Sakharine sends a plane to find them, Tintin takes the plane to fly to Bagghar, but the seaplane crashes in the desert.
Haddock hallucinates and remembers an ancestor, Sir Francis Haddock, who was the captain of the Unicorn: Sir Francis's ship was attacked by the crew of a pirate ship, led by Red Rackham and after his eventual surrender, Sir Francis sank the Unicorn, and most of the treasure, to prevent it from falling into Rackham's possession. It transpires that there were three Unicorn models, each containing a scroll; together, the scrolls can locate of the sunken Unicorn and its treasure.
The third model is in Bagghar, owned by Omar Ben Salaad. Sakharine causes a distraction in a concert that results in him successfully stealing the third scroll. After a chase he gets all the scrolls. After the boat leaves, Tintin is ready to give up but is convinced by Haddock to continue. With help from officers Thompson and Thomson, Tintin and Haddock track Sakharine down, who turns out to be a descendant of Red Rackham. They head back to their starting point and set up a trap but Sakharine resists arrest. When his gang fails to save him Sakharine challenges Haddock to a final fight. Sakharine is arrested by Thomson and Thompson. fallowing the three scrolls directions they find the treasure.