Doctor Who takes on the Wild West in a comedic take on the shootout at the OK Corral

Michael Gough stars as the Toymaker in this sinister tale about life-size dolls

The human race flees a dying Earth aboard an ark-like spaceship and Dodo encounters invisible Refusians and one-eyed Monoids

A sombre historical adventure with two roles for William Hartnell and the debut of companion Dodo

A 12-part Dalek epic, guest-starring Nicholas Courtney and Jean Marsh, and featuring a bizarre Christmas episode and the deaths of two companions

Comedy turns nasty as Troy falls to the Greeks and Vicki leaves the Tardis – to become immortalised as Cressida

Space agent Marc Cory faces Daleks and Varga plants in this one-episode curio, which doesn't feature the Doctor at all.

Season three kicks off with Drahvins, Rills and Chumblies vying to escape an exploding planet

It's 1066 and Peter Butterworth guest-stars as the Meddling Monk, one of the Doctor's own race. An utter delight...

The Daleks pursue the Tardis through eternity, taking in the Mary Celeste, Dracula, Mechonoids, the Beatles and Peter Purves twice...

The travellers jump a time track and see themselves as exhibits in a Morok museum

Julian Glover guest-stars as Richard the Lionheart with Jean Marsh as Princess Joanna in a classy historical drama

The Tardis lands on Vortis, a world inhabited by giant-ant Zarbi and butterfly-like Menoptra

A comedy drama in which the Doctor and Vicki meet Nero, while Ian and Barbara are sold into slavery

Maureen O'Brien joins the Tardis as space orphan Vicki in this neglected gem...

The Doctor's archenemies return – invading the 22nd century – in Terry Nation's doomsday scenario

Season two begins with the Tardis crew miniaturised but having to avert an eco-disaster

The Doctor visits his favourite period of Earth history - the French Revolution – and meets Robespierre

The Doctor and Susan clash over telepathic, Ood-inspiring aliens from the Sense-Sphere

Can Barbara change Earth history and stop human sacrifice? Find out in one of the very best period adventures...