Client or suspect in the private detective's case.
The Third Doctor arrives on Peladon with Sarah Jane Smith, recalling a visit 50 years prior. He assists Queen Thalira in investigating the mysterious Aggedor threat and correctly deduces that the crisis is deliberately engineered to disrupt trisilicate production.
The Third Doctor investigates the mysterious events at Auderly House with Jo and the Brigadier. He discovers a time machine and learns that rebels from a Dalek-enslaved future intend to assassinate Styles. Recognizing the time paradox, he helps protect the peace conference and directs UNIT's response to the Dalek attack.
The Doctor is the central investigator who returns from Metebelis 3 with a blue crystal and joins Jo and the Brigadier to investigate the green deaths in Llanfairfach. He traces the pollution to Global Chemicals, discovers that fungus can kill the maggots, helps spread it across the slag heaps, and ultimately confronts the BOSS.
Visits Stangmoor Prison to investigate the Keller Machine. Suspicious after linked deaths, he is captured and weakened by the Master using the machine. Later helps contain its alien mind parasite, orchestrates the Master's defeat by unleashing the parasite via Barnham, destroys the machine and missile, and remains exiled on Earth.
A Time Lord and the central investigator of the crisis, the Doctor arrives on Earth with Jo Grant and the Brigadier after reports of theft and sabotage. He identifies Jo's hypnosis, opposes the Master, and later persuades him that the Nestene invasion threatens them both. Together they use the radio telescope to send the Nestene energy back into space.
One of the past incarnations brought to the Death Zone. Encounters the Master and accuses him of forging the High Council's seal. Later reunites with the Fifth Doctor and assists in navigating the hostile zone alongside other Doctors.
Egyptian prophet warning of assassination plots.
Town sheriff killed by the Rumpo Kid at the start of the film.
A police scientist who attempts to analyze Oddbod's finger. He accidentally creates Oddbod Junior through electrical experimentation and is promptly killed by the new monster.
A mysterious mentor to Al Dunbar, Threthewey argues that Dunbar's documentary needs direct proof of AirZone's intentions. He later appears to Arnie Davies and, at the end, praises the work done by Arnie, Ellie Brown, and Anthony Stanwick, saying Dunbar would have been proud.
This is the Doctor's next incarnation, who appears when the dying Third Doctor regenerates at the monastery. Although this form has only a brief appearance, it represents the Doctor's survival after the radiation crisis and establishes the continuation of his relationship with Sarah Jane Smith and UNIT.
Jon Pertwee has 131 screen credits in a career dating back to 1938. Their work spans 6 cinematic universes — most prominently Carry On Series with 4 titles. Signature works include Doctor Who: The Monster of Peladon, Doctor Who: The Green Death, Doctor Who: Carnival of Monsters. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Universe traveler — spans 6 universes
Related entry on Wikidata (Q467601), public domain (CC0).
