Captain Haddock with his characteristic temper somewhat inspired by Tintin colourist E.P. Jacobs and his bluffness drawn from Tintin artist Bob de Moor. Harry Thompson has commented on how Hergé utilised the character to inject humour into the plot, notably "where Haddock plays the fool to smooth over a lengthy explanation." Captain Haddock is especially notable in "The Red Sea Sharks", where his skillful captaining of the ship he and Tintin seize from Rastapopoulos allows them to survive until they are rescued, and is especially noble in the pivotal "Tintin in Tibet", volunteering to sacrifice his life to save Tintin's own. By
Harry Haddock was never booked, sent off, or even admonished by a referee. The latter match would prove to be his final international appearance, as despite his selection in the 1958 FIFA World Cup squad, he did not feature in the finals in Sweden. Haddock was voted Rex Kingsley Footballer of the Year for the 1958–59 season, aged 34. In addition to his six full international appearances, Haddock was also selected to play in seven Scottish League XI matches. Haddock also played for a Glasgow Select XI on seven occasions, captaining the side on his last appearance. Haddock died in Rutherglen, Glasgow