The Adventures of Tintin partially deaf physicist and a regular character alongside Tintin, Snowy, and Captain Haddock. He was introduced in "Red Rackham's Treasure", and based partially on Auguste Piccard, a Swiss physicist. The leading characters do not initially welcome his presence, but through his generous nature and his scientific ability, he develops a lasting bond with them. Eventually, by the end of "Land of Black Gold", he becomes a resident of Marlinspike Hall. Normally mild-mannered and dignified, Calculus occasionally loses his temper and acts in a spectacularly aggressive manner in response to actual or perceived insults, such as when Captain Haddock belittles his
Hergé's Adventures of Tintin while he was absent in the original book. Professor Calculus makes a cameo. Puschov accuses Tintin of robbing him, but in an airport. Tintin and Haddock hide in post office bags to get to Sussex, but Haddock gets in the wrong bag, and they are separated. Tintin later finds Haddock in England examining the plane. Dr. Müller is older and white-haired, and has a goatee. Ranko doesn't break his arm in this version, and even aids Tintin, Haddock and Snowy. This is the only story in the entire series that also exists in a black-and-white form, in animation mode. In