Patrick Troughton
Second Doctor
                1966 - 1969
            
        Season Four - 1966/1967
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            EE. The Power Of The DaleksA colony scientist plans to use Daleks as servants, but the Daleks have other ideas
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            NV. Wonderland1967, a time of love and peace, but what is the threat posed by the Blue Moonbeams?
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            MA. Invasion Of The Cat PeopleThe Cat-People intend to continue work started 2000 years earlier
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            PDA. The Murder GameOn board a space hotel someone is taking a murder mystery game a little too seriously
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            PDA. Dying In The SunThe Doctor tries to stop a film being released that could change the movie industry for ever
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            FF. The HighlandersThe TARDIS lands in Scotland near the battle of Culloden, 1746
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            GG. The Underwater MenaceThe Doctor and his crew are captured and taken below ground to the mythical city of Atlantis
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            HH. The MoonbaseThe Cybermen attack a moon colony to pave their way for an invasion of Earth
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            JJ. The Macra TerrorThe TARDIS materialises on a planet where the Earth colony is run more like a holiday camp
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            PDA. The RoundheadsThe TARDIS crew are emboiled in a plan to spirit King Charles from prison
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            KK. The Faceless OnesPeople travelling with Chameleon Tours have been disappearing
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            LL. The Evil Of The DaleksIn 1867, during an experiment in time travel, a Dalek appears
Season Five - 1967/1968
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            MM. The Tomb Of The CybermenAn archaeological team are trying to discover why the Cybermen disappeared
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            PDA. Heart of TARDISPeople of an American Midwestern town are being killed in brutal ways
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            NN. The Abominable SnowmenThe Great Intelligence tries to take material form using a Tibetan monk
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            OO. The Ice WarriorsThe Ice Warriors plan to colonise Earth during the second ice-age
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            PDA. Combat RockThe TARDIS crew are involved in a conflict between guerilla tribesmen and colonial forces
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            PDA. Dreams Of EmpireThe future of an entire empire hangs in the balance
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            PP. The Enemy Of The WorldThe Doctor is the exact double of the would-be dictator Salamander
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            QQ. The Web Of FearThe Great Intelligence is able to try again when a Yeti is re-activated
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            MA. Twilight Of The GodsVortis, the Web Plant, is now embroiled in a bitter interplanetary war
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            MA. The Dark PathThe last enclave of the Earth Empires harbours a dark obsession
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            RR. Fury From The DeepAn oil refinery has been experiencing problems and has sucked up a form of parasitic weed
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            SS. The Wheel In SpaceThe Cybermen use Cybermats to attack a space station as part of an invasion plan
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            NV. Foreign DevilsIn China the spirits of the past have returned
Season Six - 1968/1969
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            TT. The DominatorsThe Dominators plan to turn a planet into a radioactive wasteland to power their fleet
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            UU. The Mind RobberThe Doctor and his companions become trapped in a land of fiction
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            VV. The InvasionThe Cybermen try to enslave the human race by using mind control
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            WW. The KrotonsThe Krotons, held in suspended animation, need mental energy to reawaken
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            XX. The Seeds Of DeathThe Ice Warriors try to invade Earth by altering the planet's weather
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            PDA. The Final SanctionThe final confrontation between humankind and the Selachians is about to reach its conclusion
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            PDA. The Colony Of LiesAfter 100 years a 'Back to Basics' Earth colony is in a state of chaos
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            YY. The Space PiratesSpace pirates have been destroying navigation beacons on the search for agonite
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            MA. The MenagerieThe Doctor is forced to lead an expedition to search for the fabled Menagerie of Ukkazaal
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            PDA. The Indestructible ManMysterious aliens from beyond Space and Time may have returned to destroy Earth
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            ZZ. The War GamesPeople have been kidnapped and set down in recreations of their own time zones to fight
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            PDA. World GameBefore the Doctor goes into exile the Time Lords have a task for him