Doctor Who (Jon Pertwee) – Planet of the SpidersĀ 

  And just like that, we come to the last adventure of Pertwee’s Doctor. His last story, Planet of the Spiders, was penned by Robert Sloman, and ran from 4 May to 8 June, 1974. At UNIT headquarters the Doctor and Lethbridge-Stewart (Nicholas Courtney) are questioning a mesmerist in the Doctor’s exploration of psychic phenomena,…