The Invasion of Time

The Invasion of Time is the sixth and final serial of season fifteen of Doctor Who. First airing in 1978, it details the Doctor becoming the president of Gallifrey.
== Characters ==
* Fourth Doctor - Tom Baker
* Leela - Lalla Ward
rest to be added
== Summary ==
The Doctor returns to Gallifrey, claims his rights and is crowned President. It soon turns out that he has led a group of aliens called Vardans to the planet to eradicate them completely. After they are destroyed, the Sontarans take their opportunity and follow them in their invasion until they are destroyed by the Doctor.
== Sources ==
* TARDIS Wiki
Category:Anthony Read
Category:Graham Williams
Category:Gerald Blake
Category:Doctor Who
Category:1978