Successor Sylvester McCoy and predecessors Peter Davison and Jon Pertwee also appeared as members of a small group joined against a sinister conspiracy.
He appeared in Doctor Who again in the 1972 serial The Sea Devils with Jon Pertwee.
As part of his duties he filmed educational introductions and conclusions for Jon Pertwee-era episodes of Doctor Who aired by the channel.
Roland Pertwee (1885-1963), English writer and actor, father of Jon and Michael and uncle of Bill
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Jon Pertwee (1919-1996), English actor best known as Doctor Who, father of Sean and Dariel
He was a regular cast member of the first season of science fiction series Space: 1999 as Paul Morrow, and also appeared in a number of Doctor Who stories throughout the 1970s - Spearhead from Space and Planet of the Daleks with Jon Pertwee and Planet of Evil and The Ribos Operation with Tom Baker.
In a 1993 edition of "Dreamwatch", he wrote a piece entitled "Hai! Anxiety", in which the Jon Pertwee era of the series was — unusually for the time — held up to sustained criticism.
Jon Corzine | Jon Stewart | Jon Pertwee | Jon Anderson | Jon Voight | Jon Krakauer | Jon | Jon English | Jon Bon Jovi | Jon Vickers | Jon Lord | Jon Langford | Jon Brion | Jon Huntsman, Jr. | Jon Faddis | Sean Pertwee | Jon Tester | Jon Ronson | Jon Fishman | Uli Jon Roth | Jon Foreman | Jon Hendricks | Jon Fosse | Bill Pertwee | Jon St. James | Jon Spencer Blues Explosion | Jon Postel | Jon Lovitz | Jon Lech Johansen | Jon Lebkowsky |
Names of owners included Stirling Moss, Bridget Bardot, George Formby, Prince Rainier of Monaco (owner of six craft), Prince Philip and Jon Pertwee.
It also contains the first casual reference to the Faction Paradox, which become an important element in the BBC books Eighth Doctor Adventures and subsequent spin-off series, and an explicit explanation that the mark carried by the Third Doctor during his exile on Earth was a branding used to distinguish criminals by the Time Lords (in reality, this mark was a tattoo of a cobra that Jon Pertwee picked up while serving in the Royal Navy).
He is also one of only three directors (the others being Douglas Camfield and Lennie Mayne) who directed all of the first four actors to play the Doctor, William Hartnell, Patrick Troughton, Jon Pertwee and Tom Baker.
On one radio episode of Dead Ringers, The Doctor (voiced by Jon Culshaw) 'phoned up Dickinson to ask him how much he could get for a Magnetic Core Extractor that was believed to be owned by the Doctor when he was Jon Pertwee.
He was the brother of Jon Pertwee of Doctor Who fame, the son of Roland Pertwee, a noted screenwriter and actor of the 1910s-1950s, the cousin of Bill Pertwee, a noted character actor, and the uncle of actor Sean Pertwee.
Writer Jimmy Perry initially envisaged Jon Pertwee as the pompous bank manager and Home Guard officer Captain Mainwaring with Robert Dorning as Sergeant Wilson but eventually gave the roles to Arthur Lowe and John Le Mesurier respectively.
Terry Walsh played Doran in Part One; this was his final appearance in the series having appeared in various roles since 1966 as well as acting as fight arranger and the stunt double for both Jon Pertwee and Tom Baker.
They appeared in a total of seven serials together from 1971 to 1972, all of which starred Jon Pertwee as the Third Doctor.
Previously Martin appeared in the show itself as a Time Lord in the 1969 serial The War Games opposite Second Doctor Patrick Troughton and later guested in the 1993 Doctor Who radio play The Paradise of Death alongside Third Doctor Jon Pertwee and the 2003 Doctor Who audio drama Flip-Flop alongside Seventh Doctor Sylvester McCoy.
Both fans and Jon Pertwee alike have compared the scene to the "It's" man at the start of most episodes of Monty Python's Flying Circus.