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
Captain Haddock Captain Haddock Captain Archibald Haddock () is a fictional character in "The Adventures of Tintin", the comics series by Belgian cartoonist Hergé. He is Tintin's best friend, a seafaring pipe-smoking Merchant Marine Captain. Haddock is initially depicted as a weak and alcoholic character under the control of his treacherous first mate Allan, who keeps him drunk and runs his freighter. He regains his command and his dignity, even rising to president of the Society of Sober Sailors ("The Shooting Star"), but never gives up his love for rum and whisky, especially Loch Lomond, until the final Tintin adventure, "Tintin and