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) which another man tries to purchase from him, but fails. The man who sold it to Tintin then brings him to a ship expert, who tells Tintin that the ship is a model of the "Unicorn", a galleon which belonged to Sir Francis Haddock. From a book given to him by the expert, Tintin learns that the ship (which was a part of Charles II's fleet) was on its way from Barbados to Europe when it was attacked by pirate Red Rackham. Rather than allow "The Unicorn" to be boarded, Sir Francis scuttled the ship and fled. Tintin takes the