Captain Haddock home, Marlinspike Hall (or "Moulinsart" in the original French). Harry Thompson, author of "Tintin: Hergé and his creation", writes that the introduction of this large and luxurious country house was "to provide a suitable ancestral home for Tintin and himself to move into." To achieve this in terms of the plot, Hergé also details Haddock's ancestry, something Thompson regards as distinctive: "Haddock is the only regular character whose relatives turn up in the Tintin stories at all (if one discounts Jolyon Wagg and his dreadful family)." As Haddock's role grew, Hergé expanded his character, basing him upon aspects of friends,
The Adventures of Tintin: The Secret of the Unicorn (video game) Tintin and Haddock hold the pilot captive and fly away, but crash-land in the desert after the plane is struck by lightning. As they travel through the desert, Haddock tells Tintin about his ancestor Sir Francis Haddock, who was the captain of the "Unicorn", a galleon that was attacked by Red Rackham, who wanted Haddock's treasure. Rather than allow the ship to be boarded, Haddock decided to scuttle it and escape in a life-boat. Tintin and Haddock eventually fall unconscious in the desert. Tintin wakes up to find himself in Fort Salaad, an outpost a few days away from Baghar.