The Red Sea Sharks: Part 1 - S3-E1
Revealing mistake: When Thomson and Thompson are questioning Tintin about General Alcazar, there is a shot where Thompson asks Tintin "That's all, is it?" and the shot pans over to Thomson asking "And what did he tell you?" When the shot is on Thomson, it is apparent that the animation of the chair that he is sitting on is incomplete, as a section of the chair has not been fully drawn out yet. (00:07:05)