Tara is accused of being in cahoots with an enemy agent. Given 24 hours to clear her of all charges, Steed runs up against one dead end after another. Meanwhile, the instigators of Tara's frame-up prepare to nuke London back to the stone age. Written by frequent Avengers guest star Jeremy Burnham, "Who Was That Man I Saw You With?" made its American TV debut on March 3, 1969, and was first seen in England 16 days later. ~ Hal Erickson, Rovi