Revealing mistake: The solar-powered hover car Logan and Jessica tool around in leaves tire tracks as it is driven about.
Logan's Run (1977)
1 mistake in show generally
Starring: Gregory Harrison, Donald Moffat, Heather Menzies-Urich, Randy Powell
Genres: Sci-fi
Trivia: Heather Menzies-Urich and Angela Cartwright appeared together in this episode and also in the original film "The Sound of Music" as Von Trapp family sisters.