Terrance Dicks (Author) Terrance Dicks worked on scripts for The Avengers as well as other series before becoming full Script Editor of Doctor Who from 1968. Dicks worked on the Jon Pertwee Third Doctor era of the programme, and returned as a writer – scripting Tom Baker's first story as the Fourth Doctor: Robot. Terrance Dicks novelised many of the original Doctor Who stories for Target books, and has written original Doctor Who novels for BBC Books. Philip Martin (Author) Born in Liverpool 1938. Philip Martin trained at RADA as an actor and appeared in various leading roles on stage and TV. He has also pursued a career as a writer and has contributed scripts to many series including his own BBC1 ‘Play for Today’ film and subsequent BBC1 2x6 part series. His other writing work includes plays for the National Theatre and the Royal Court. His contributions to Doctor Who are ‘Vengeance on Varos’, ‘Mindwarp’ and a novelisation of ‘Mission to Magnus’ for Target Books in the ‘missing episodes’ series.