Spoilers are precisely defined here. Rules vary by the story's medium. Info from television stories can't be added here until after the top or bottom of the hour, British time, closest to the end credits roll on BBC One. Therefore, fans in the Americas who are sensitive to spoilers should avoid Tardis on Sundays until they've seen the episode.
Additional Input: (From DWW 29 Gallifrey Guardian) RE: Photo-File Jackie Lane. (Wrong life history given!) Born in Manchester, Jackie was introduced to the Doctor Who series by producer John Wiles, with whom she worked in the early years of her career. After leaving Doctor Who, Jackie took a break from acting and after working in Paris for a spell in the antique business ended up working as an artist's agent.
Published every Thursday, this issue had a cover price of 12p (UK).
This week's "Who Cares" letters page includes a letter from one Matthew Waterhouse, only two months before he was contracted to play Adric.