Doctor Who - Troughton Era - Making of "The Invasion"

Doctor Who - Patrick Troughton Era - Making of "Tomb of the Cybermen " - The Lost Giants

Doctor Who - Patrick Troughton Era - - Tomorrow's Times - The Second Doctor

Doctor Who - Troughton Era -The Jamie McCrimmon Story

Doctor Who - Patrick Troughton era - Tomb of the Cybermen featurette

Doctor Who - Troughton era - BAFTA 1992 -Tomb of the Cybermen panel - - Tombwatch

Doctor Who Classic -Hartnell/Troughton Era - The Story of Riverside Studios

Doctor Who -Hartnell Era- The Fact of Fiction - The Making of The Mind Robber

Doctor Who - Jon Pertwee era- Now and Then - Locations of " Invasion of the Dinosaurs "

Doctor Who - Jon Pertwee Era -Can You Hear the Earth Scream - The making of "Inferno"

Doctor Who- Tom Baker Era - The Vampire Lovers - The Making of 'State of Decay'

Doctor Who - Pertwee Era -The Making of "The Mutants"

Doctor Who - Jon Pertwee Era- Destroy All Monsters! ( Making of Carnival of Monsters )

Doctor Who -Sylvester McCoy Era - Horror on the High Rise (Making of Paradise Towers)

Doctor Who - Peter Davison Era- Being Doctor Who

The Second Doctor Regenerates Patrick Troughton to Jon Pertwee Doctor Who The War Games BBC

Doctor Who: the second doctor (Patrick Troughton)

Doctor Who 02 X01 The Doctors Revisited Patrick Troughton (1963–1989)

Doctor Who Season 2 Episode 1 The Doctors Revisited Patrick Troughton

Doctor Who - Peter Davison Era - Stripped for Action - The Fifth Doctor

Doctor Who - Troughton and Davison on Breakfast Time, 1983