Explorers on the Moon: Part 1 - S3-E11
Audio problem: Captain Haddock's mouth doesn't move when he says "Relax? Relax?!" just after Calculus says they have to start the calculations.
Starring: Christian Pellissier, Thierry Wermuth
Explorers on the Moon: Part 1 - S3-E11
Audio problem: Captain Haddock's mouth doesn't move when he says "Relax? Relax?!" just after Calculus says they have to start the calculations.

The Crab with the Golden Claws: Part 2 - S1-E2
Other mistake: The newspaper article that features Tintin and Captain Haddock at the end of the episode is a flipped shot, as shown by the text that has been reversed. (00:43:35)
The Secret of the Unicorn: Part 1 - S1-E3
Tintin: He looks exactly like you.
Captain Haddock: Yes, he is good looking.
The Crab with the Golden Claws: Part 1 - S1-E1
Trivia: When Kuraki attempts to put the letter in Tintin's mail box before getting ambushed, the mailbox next to Tintin's is labelled Herge, the creator of Tintin. (00:05:40)
Tintin and the Picaros: Part 1 - S2-E8
Question: What did Calculus put in Haddock's soup? (00:13:45)
Chosen answer: It is a pill that makes alcohol taste disgusting.