The first time Diana would possibly grace the small screen was in 1967, with an unaired pilot called Who's Afraid Of Diana Prince? with Ellie Wood Walker If you've never seen it before, brace yourselves for something even more campy than Batman 66.
https://www.youtube.com/watch?v=Vgelp3RZapc
Despite being produced by William Dozier, who also produced Batman 66 and The[...]