The Avengers (1961)
0 visible crew/equipment mistake in show generally - chronological order
Starring: Patrick Macnee
I'm afraid there's nothing listed for this season. Add something here!
Factual error: The bad guys are supposedly auctioning off the stolen Mona Lisa. But they and their prospective buyers aren't very art savvy. The painting is more than twice the size of Da Vinci's actual masterpiece. (00:44:50)