18th September 1963: birth of Gary Russell, former editor of Doctor Who Magazine, former producer at Big Finish, author of twelve Doctor Who novels (counting the book-of-the-movie) and of various other related books, script editor for The Waters of Mars and The End of Time, and director of the two Tenth Doctor animated stories.
ii) broadcast anniversaries
18th September 1965: broadcast of "Trap of Steel", the third episode of the series we now call Galaxy 4. The Drahvins hold Steven hostage while the Doctor and Vicki are sent to explore the Rills' ship; and Vicki is horrified when she actually sees one.
18th September 1976: broadcast of third episode of The Masque of Mandragora. Sarah is hypnotised and attempts to stab the Doctor; the Mandragora Helix gathers power.