The Doctor brags about the TARDIS in front of the wrong people.
The Doctor flees cannibals in some subway tunnels.
The Doctor deals with an alien soldier who has an idea or two about...
The Doctor and some soldier-types investigate a mystery on a planet with giant spiders.
The Doctor stops to defend a library planet from two warring factions.
The Doctor runs afoul of the Greek gods.
The Sixth Doctor fetches a former companion for one last adventure.
The Seventh Doctor has a crisis of faith.
The Sixth Doctor needs to rescue his companions from inside of the TARDIS.
The Doctor visits friends with some deadly dreams.