John Black (born in Malawi) directed the penultimate Fourth Doctor serial The Keeper of Traken (1981), which saw the first appearance of companion Nyssa, and the second (first recorded) Fifth Doctor serial Four to Doomsday (1982).
He was also responsible for directing the only K9 and Company story, A Girl's Best Friend. However, according to Ian Sears, he was not respected on the set and he was given the nickname "John Grey".
Black was interviewed in 2017 on Toby Hadoke's Who's Round 205.
K9 and Company
- Internet Movie Database at the