The Creepy Heap from the Deep - S2-E8
Audio problem: When speaking about the hidden beauty parlor in the submarine Velma's voice comes from Daphne's mouth briefly.
The Scooby Doo Show (1976)
1 audio problem - chronological order
Starring: Frank Welker, Don Messick, Casey Kasem, John Stephenson
Vampire Bats and Scaredy Cats - S2-E2
Continuity mistake: When Lisa's uncle shows her her grand-father's picture, it changes from one shot to another.
More trivia for The Scooby Doo Show