: The society is controlled by "The Seers," who value radioactive energy over human life.
Reports on the episode's quality are mixed, often highlighting the ambitious story vs. the limited production budget of the time: [S15E18] Underworld 2
: This is distinct from the 2006 film Underworld: Evolution , which is also sometimes colloquially called " Underworld 2 ". "Doctor Who" Underworld: Part Two (TV Episode 1978) - IMDb : The society is controlled by "The Seers,"
: You can find this classic episode on streaming platforms like Apple TV or Tubi . "Doctor Who" Underworld: Part Two (TV Episode 1978)
: The story is loosely based on the Greek legend of Jason and the Argonauts , specifically their quest for the Golden Fleece, with "Underworld" serving as a sci-fi retelling of the journey to Colchis. Critical Reception & Production
: This serial is notorious for its heavy use of Color Space Overlay (CSO) , a primitive green-screen technique, to create the cave settings. Reviewers from IMDb note that while the lasers and some CSO effects work, others look "simply awful".