Prey of the Black Panther - S2-E7
Audio problem: When Black Panther is saying "The Black Panther's ready to stalk again," he doesn't press his lips together when saying "Panther" in order to produce the "P" sound. (00:21:12)
Audio problem: In the last scene of the episode Sheridan says to Mr. Sebastian "The morning after the last of a string of murders in the East End." His lips however, say West End instead of East End. The script and initial broadcast used the words East End, but after it was pointed out that this was factually incorrect, the line was dubbed over for all subsequent broadcasts and releases. (00:38:50)
Secret Wars, Chapter 3: Doom - S5-E11
Audio problem: When the Lizard says "Yes, Spider-Man," his mouth is wide open and motionless.
Origin of Iron Man: Part 1 - S1-E11
Audio problem: When Fin Fang Foom is saying "I felt sure you would be reasonable," his mouth doesn't move for most of the words. (00:04:55)