He expressed appreciation for the science fiction television series "Doctor Who" and "Star Trek", but stated that he had stopped watching when "they went PC - making women commanders, that kind of thing". Despite this he subsequently made a cameo appearance in the "Doctor Who" episode "The Eleventh Hour" in 2010, which was Matt Smith's debut as the Eleventh Doctor. In the 1960s, Moore had been approached by the "Doctor Who" story editor Gerry Davis to act as a scientific advisor on the series to help with the accuracy of stories, a position ultimately taken by Kit Pedler.