23 June 1925: birth of Mary Ridge, who directed Terminus (1983).
ii) broadcast anniversaries
23 June 1973: broadcast of sixth episode of The Green Death, ending Season 10 of Old Who; last regular appearance of Katy Manning as Jo Grant. The Doctor realises that Cliff's fungus is fatal to the maggots, and destroys BOSS with the blue crystal; but Jo gets engaged to Cliff.
23 June 2007: broadcast of The Sound of Drums. The Master, as Harold Saxon, becomes Prime Minister, kills the cabinet and the American president, ages the Doctor by hundreds of years and unleashes the Toclafane on humanity.
One more week to go!