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The Avengers: 3x21

Build a Better Mousetrap

What does Cathy joining a motorcycle gang, two elderly ladies who own a watermill and claim to be witches, and all of the clocks stopping at a local atomic research station have in common? They’re all present in Brian Clemen’s first great step into the bizarre.

The Avengers: Season 3 Episode 21
Feb. 15, 1964