Regular Show: The Dome Experiment Special is an animated television special released on August 27, 2015.
Featured Voices
- Mordecai, Hi Five Ghost, Fake Pops - JG Quintel
- Rigby, Scientist 4, Fake Skips - William Salyers
- Pops, Benson, Muscle Man - Sam Marin
- Skips, Fake Techmo, Scientist 1 - Mark Hamill
Additional Voices
- Mr. Maellard - David Ogden Stiers
- Dr. Dome, Scientist 2, Fake Rigby - Roger Craig Smith
- Ventriloquist, Fake Mordecai, Fake Muscle Man - Andres Salaff
- Fake Audrey, Scientist 3, Fake Hi Five Ghost - Ali Hillis