This Week in USA
Underworld: Part Four (4Y4)
Last updated 24 June 2026
7:00pm-7:30pm EDT (23:00 GMT) < > « »
Retro TV
Featuring: Tom Baker, Louise Jameson, John Leeson, Alan Lake
Even if they acquire the vital cylinders, escape seems impossible with the spaceship trapped at the planet's core without fuel.
Synopsis Source: TVPassport listings
Broadcast Source: Retro TV