Incarnation:

Seventh Doctor

Companions:

- Melanie Bush
- Ace McShane

Miscellaneous:

- Originally light-hearted, prone to clownish behavior
- Saw the battle between good & evil as a game of chess
- Actively sought out villains to vanquish & dictatorships to dethrone
- Would often only see the "bigger picture" rather than the world before him
- Viewed as being the most dangerous of the Doctors by UNIT

Regeneration:

- Due to exploratory surgery, on Earth, following a non-fatal shooting
- The anaesthetic he had been given delayed regeneration for several hours