The Adventures of Tintin: The Secret of the Unicorn (video game) wants to get the third scroll, and that he is in fact Allan's boss. After a fight with Allan, Tintin gets the third scroll and heads off to Brittany, where he and Haddock earlier identified as Sir Francis' hideout. Learning that the scrolls contain the coordinates of the treasure of Red Rackham, Tintin and Haddock plan to head there, but Haddock is kidnapped by Allan, who uses him as a hostage to get the scrolls. After rescuing Haddock, Tintin discovers that the treasure is hidden within Marlinspike Hall. There they find the treasure and Thomson and Thompson arrest Allan and
Tintin and the Temple of the Sun to rescue some archaeologists from an old Inca curse. Many scenes from the source books are deleted; in fact the whole of "The Seven Crystal Balls" is condensed into fifteen minutes of film. Events were changed and some are added. For example, the Prince of the Sun's daughter is introduced, who tries to beg her father to spare the prisoners (and likes Zorrino). Also, Thomson and Thompson accompany Tintin and Captain Haddock on their quest to rescue Professor Calculus, whereas in the books their only role is attempting to use dowsing in order to find Tintin and his friends (and