In the 1960s and 1970s, outer space was taking over British television. Doctor Who was a phenomenon, Blake’s 7 was delivering grim intergalactic drama, and the bigger budget American imports were filling airtime with space-age glamour. So comedy tv executives wanted to join the space race with sci-fi sitcoms with The Adventures of Don Quick, Robert’s Robots, and Come Back Mrs. Noah. But it wasn’t all plain sailing…