List of Television Series That Include Time Travel - S

S

• Sabrina, the Teenage Witch
• Sailor Moon
• Seven Days (TV series)
• seaQuest DSV
  • "Playtime" (season 2) — the crew of the seaQuest travel over two centuries into the future, to where mankind is on the brink of extinction.
  • "Second Chance" (season 3) — the crew of the seaQuest are rocketed back in time to 1962 and into the midst of the Cuban Missile Crisis.
• Snuff Box
• The Simpsons
  • "Treehouse of Horror V" (season 6) — Homer accidentally creates a time machine and repeatedly changes the past.
• Sliders
  • "As Time Goes By" (season 2) — the sliders arrive on an earth in which time moves differently, appearing to move backwards from their perspective.
  • "The Guardian" (season 3) — the sliders are on a world in which time is moving slightly slower, thus arriving twelve years before their own time.
• Smallville
  • In the 100th episode, Clark Kent travels back in time (a day earlier) to save someone close to him.
  • "Veritas" and "Apocalypse" (season 7), Brainiac and Kara travels back in time to Kryton, later Clark show up.
  • "Infamous" (season 8), Clark travels back in time to stop Linda Lake.
  • In the season 8 finale and the season 9 premiere, Lois Lane accidentally travels a year into the future.
  • In several episodes, a group of superheroes from the 31st century travel to the present.
  • "Homecoming" (season 10), Brainiac 5 takes Clark on a journey to his past and his future.
  • "Booster" (season 10), Booster Gold travel from the 31st century to the present.
• The Smurfs
  • The final season consists mostly of the Smurfs traveling to various periods in the past.
• Sonic the Hedgehog
• Space: 1999
• Space Precinct
  • "Time To Kill"
• Steins;Gate
• Strange Days at Blake Holsey High (aka Black Hole High)
• The Suite Life on Deck
  • "International Dateline"
• Supernatural
  • "Mystery Spot" (season 3), Sam gets trapped in a time loop and see his brother died in different ways over and over again.
  • "In the Beginning" (season 4), Dean is sent back in time by Castiel to investigate the events around his parents as teenagers.
  • "The End" (season 5), Dean travels five years into the future to see want would happen or want would be.
  • "The Song Remains the Same" (season 5), Sam and Dean go back in time to 1978 with help from Castiel.
  • "Frontierland" (season 6), Sam and Dean travel to the time of Samuel Colt.
• Superman: The Animated Series
  • "New Kids in Town" (season 3) — Legion of Super Heroes members Chameleon Boy, Cosmic Boy, and Saturn Girl travel to present day Earth to rescue a pre-Superman Clark Kent from the evil Brainiac.