THIRD DOCTOR - JON PERTWEE

THE THIRD DOCTOR – Portrayed by Jon Pertwee

The Third Doctor as he first appeared in 'Spearhead from Space'

First Appearance: 

• SPEARHEAD FROM SPACE – 3 January 1970

Final Appearance:

• PLANET OF THE SPIDERS – 8 June 1974

Notable Returns:

• THE FIVE DOCTORS – 23 November 1983

Companions:

• Liz Shaw
• Jo Grant
• Sarah Jane Smith

First Encounters:

• The Nestene Consciousness; SPEARHEAD FROM SPACE – 3-24 January 1970
• The Master; TERROR OF THE AUTONS – 2-23 January 1971
• The Silurians; DOCTOR WHO AND THE SILURIANS - 31 January - 14 March 1970
• Sontarans; THE TIME WARRIOR – 15 December 1973-5 January 1974

Aliases:

• Doctor John Smith (SPEARHEAD FROM SPACE onwards)

Dalek Encounters:

• DAY OF THE DALEKS
• FRONTIER IN SPACE
• PLANET OF THE DALEKS
• DEATH TO THE DALEKS

Ice Warrior Encounters:

• THE CURSE OF PELADON
• THE MONSTER OF PELADON

Brigadier Encounters:

• SPEARHEAD FROM SPACE
• DOCTOR WHO AND THE SILURIANS
• THE AMBASSADORS OF DEATH
• INFERNO
• TERROR OF THE AUTONS
• THE MIND OF EVIL
• COLONY IN SPACE
• THE DAEMONS
• DAY OF THE DALEKS
• THE TIME MONSTER
• THE THREE DOCTORS
• THE GREEN DEATH
• THE TIME WARRIOR
• INVASION OF THE DINOSAURS
• PLANET OF THE SPIDERS

The Master Encounters:

• TERROR OF THE AUTONS
• THE MIND OF EVIL
• THE CLAWS OF AXOS
• COLONY IN SPACE
• THE DAEMONS
• THE SEA DEVILS
• THE TIME MONSTER
• FRONTIER IN SPACE

UNIT Encounters:

• SPEARHEAD FROM SPACE
• DOCTOR WHO AND THE SILURIANS
• THE AMBASSADORS OF DEATH
• INFERNO
• TERROR OF THE AUTONS
• THE MIND OF EVIL
• COLONY IN SPACE
• THE DAEMONS
• DAY OF THE DALEKS
• THE TIME MONSTER
• THE THREE DOCTORS
• THE GREEN DEATH
• THE TIME WARRIOR
• INVASION OF THE DINOSAURS
• PLANET OF THE SPIDERS

Given Age: 

• None given. 'Several thousand years' as a scientist in DOCTOR WHO AND THE SILURIANS and THE MIND OF EVIL

Cause of Regeneration: 

• Bombarded by radiation from the Cave of the Great One, and then lost in the vortex for an unspecified time. Heavily implied that he actually dies, before Time Lord mentor, K'anpo, gives the Doctor's regeneration a little 'push'. – PLANET OF THE SPIDERS

The Third Doctor as he last appeared in 'The Five Doctors'