Continuity mistake: When Jimmy is turned into The Mechanical Boy, he is wearing a jacket but when he arrives at the cave, it's gone.
H.R. Pufnstuf (1969)
1 continuity mistake in The Mechanical Boy - chronological order
Starring: Billie Hayes, Joan Gerber, Jack Wild, Lennie Weinrib
Revealing mistake: In the song "Living Island", we see Judy frog jumping over Pufnstuf. When she goes back down, the wires holding her up and putting her down are visible.
Witchiepoo: Stop eating your popcorn and be quiet.