Season 1, Episode 7 - "The Sensorites"
20 June, 1964
The TARDIS lands on board a spaceship from 28th-century Earth. Its three occupants at first appear to be dead but then suddenly revive. Captain Maitland (Lorne Cossette) explains that he and his crew members, Carol Richmond (Ilona Rodgers) and John (Stephen Dartnell), have come under the influence of a race of telepathic aliens called Sensorites, who plunge them into catatonic trances for indeterminate periods.
