The Blue Lotus: Part 1 - S1-E8
Audio problem: Tintin says "The poison has taken effect" when the Chinese man goes crazy after being shot with the dart. When he gets to "effect", his teeth are clenched and his lips never move. (00:03:00)
The Blue Lotus: Part 1 - S1-E8
Plot hole: When the Chinese man who visits Tintin goes crazy from the same type of dart that was shot at Doctor Sarcophagus, he tells the guard to go to the Maharajah's son. About 9 seconds later, they are seen bringing the boy back inside. There wouldn't have been enough time for them to get all the way to the ground considering they were a floor above them a few seconds ago. (00:03:05)
The Blue Lotus: Part 1 - S1-E8
Audio problem: In the first shot of Mitsumirato, he says "Sit down, Mr. Tintin". His teeth are clenched and his lips never move any time in the sentence. (00:04:50)
The Blue Lotus: Part 1 - S1-E8
Revealing mistake: Tintin leaves Mitsuhirato's office with a Chinese guy watching him. Look at his food on the table. Only one side of the bowl has food in it. The other side is empty and magically manages to hold still. (00:05:45)
The Blue Lotus: Part 1 - S1-E8
Continuity mistake: The car that shoots at Tintin is about a foot away from him in the shot that shows Tintin walking. In the following shot, the car starts to accelerate, which can only mean the car is now way past Tintin. But the gunman shoots Tintin from a horizontal angle, right next to him. (00:06:05)
The Blue Lotus: Part 1 - S1-E8
Revealing mistake: After the car that tried to shoot at Tintin drives off, we can see stuff that was shot at the wall falling to the ground, unnaturally slowly. (00:06:15)
The Blue Lotus: Part 1 - S1-E8
Continuity mistake: When Tintin says to Snowy the man who knocked him down tried to save him, his facial expression changes between shots. (00:06:35)
The Blue Lotus: Part 1 - S1-E8
Continuity mistake: Tintin is given a disguise of brown clothing. The disguise turns into blue clothing when he is at The Blue Lotus later. (00:07:30 - 00:14:15)
The Blue Lotus: Part 1 - S1-E8
Continuity mistake: The crate containing Tintin that is thrown off the ship is brown. It becomes light beige when it is found. (00:09:45)
The Blue Lotus: Part 1 - S1-E8
Continuity mistake: When Mitsuhirato and the other guy leave the room in The Blue Lotus, there is a drink on the table. It disappears in the next shot. (00:15:10)
The Blue Lotus: Part 1 - S1-E8
Revealing mistake: In the wide shot of Mitsuhirato's car driving through the woods, no car is visible in shot, just the car's lights. (00:15:55)
The Blue Lotus: Part 1 - S1-E8
Continuity mistake: When Mitsuhirato and the other two people step out of the car in the woods, the line of the three people is vertical. In the next shot, they are standing in a horizontal line. (00:16:00)
The Blue Lotus: Part 1 - S1-E8
Revealing mistake: When Tintin says "Take this" to Mitsuhirato, his skin is green/yellow. (00:19:25)
The Blue Lotus: Part 2 - S1-E9
Audio problem: Tintin wakes up and says "Huh?" His lips never move as he says it. His mouth does open but then closes just as he begins to speak. (00:25:20)
The Blue Lotus: Part 2 - S1-E9
Continuity mistake: When Wang's son runs down a corridor, Mr and Mrs Wang walk into the corridor, Mrs Wang walks off and Tintin stands next to Mr. Wang. In this shot, there is a vase next to the window, which disappears when Tintin says "Well I've got to try". (00:25:25 - 00:25:55)
The Blue Lotus: Part 2 - S1-E9
Continuity mistake: When the Colonel is sleeping in his chair and the phone rings, he is sitting down. An instant frame after, he is standing. (00:26:10)
The Blue Lotus: Part 2 - S1-E9
Continuity mistake: The Colonel takes a message off another soldier. The writing on the wanted poster behind him is grey, then goes to black in the next shot. (00:26:30)
The Blue Lotus: Part 2 - S1-E9
Continuity mistake: A piece of paper blows onto the Colonel's boot. It disappears when Tintin disguised as the General walks off. (00:27:20)
The Blue Lotus: Part 2 - S1-E9
Revealing mistake: There's a shot where there's tons of people walking beside the train. The people that walk by repeat as the same people 2 times. (00:29:00)
The Blue Lotus: Part 2 - S1-E9
Other mistake: Professor Fang's note given to Tintin doesn't actually have writing on it, yet Tintin still reads it anyway. (00:29:15)
Chosen answer: It is a pill that makes alcohol taste disgusting.