The Three Doctors (Doctor Who) the Third Doctor (Jon Pertwee) for help when Omega drains their civilisation's power. The serial opened the tenth anniversary year of the series, and features the first three Doctors all appearing in the same serial. This makes it the first "Doctor Who" story in which an earlier incarnation of the Doctor returns to the show. A superluminal signal is sent to Earth, carrying with it an energy blob that seems intent on capturing the Doctor. The homeworld of the Time Lords is also under siege, their power being drained through a black hole. Trapped themselves, and desperate to send help,
The Doctor (Doctor Who) Third Doctor later drove an outlandish vehicle called the "Whomobile" in publicity materials, but it is never referred to as such in the programme, being simply known as "the Doctor's car" or "my car", as the Doctor puts it. The name "Doctor Who" is used in the title of the serial "Doctor Who and the Silurians", but this was a captioning error rather than an in-story mention. The only other time this occurs is in the title of episode five of "The Chase", which is titled "The Death of Doctor Who". In "World Enough and Time" (2017), the Doctor's old