Captain Haddock oeuvre", it is inspired by the German French-language film "Captain Craddock". In "The Crab with the Golden Claws", Haddock sings one of the film songs, "Les gars de la Marine". At the time of Captain Haddock's introduction to the series in 1940, the character's manners presented a problem to Hergé. As a sailor, Haddock would need to have a very colourful vocabulary, but Hergé could not use any swear words as he knew his audience included children. The solution reportedly came when Hergé recalled how around 1933, shortly after the Four-Power Pact had come into being, he had overheard a
Herbert Haddock was under strict observation for his next few voyages. Haddock was in command of "Olympic" in 1914 during her attempt to assist HMS "Audacious" after she had collided with a German mine. "Olympic" was subsequently laid up until being converted to a troopship at the outbreak of World War I. Haddock was redeployed to command a dummy fleet of wooden dreadnoughts and battle cruisers, and was stationed in Belfast. In 1915, Harold Sanderson, head of International Mercantile Marine, tried to reassign Haddock to captain "Britannic" when she was converted to a hospital ship. However, the Admiralty refused to release Haddock