FANDOM


Thomas Underground is a Thomas/Sonic Underground Parody Series.

Cast

Version 1

  • Thomas - Sonic
  • Isobella - Sonia
  • Whiff - Manic
  • Diesel 10 - Dr. Robotnik
  • and more

Version 2

  • Thomas - Sonic
  • Isobella - Sonia
  • Neville - Manic
  • Diesel 10 - Dr. Robotnik
  • and more

Version 3

  • Thomas - Sonic
  • Whiff - Manic
  • Madge - Sonia
  • Diesel 10 - Dr. Robotnik
  • Arry - Sleet
  • Bert - Dingo
  • Gordon - Knuckles
  • Edward - Uncle Chuck
  • Proteus - Oracle of Delphius
  • Neville - Trevor
  • Charlie - Cyrus
  • Spencer - Bartleby
  • Troublesome Trucks - SwatBots

Ad blocker interference detected!


Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.