| Voice Actor | Trey Parker (as Stan Marsh / Eric Cartman / Mr. Mackey / Clyde / Driver #2 / Astronaut #2 / Dr. Hallas / Francis / Randy Marsh / Right Boob), Matt Stone (as Kyle Broflovski / Butters Stotch / Craig / Driver #1 / Jimbo Kern / Bradley Biggle / Kevin Stoley / Astronaut #1 / Left Boob), Jennifer Howell (as Bebe Stevens), Mona Marshall (as Millie), Eliza Schneider (as Liane Cartman / Wendy Testaburger / Esther / Rebecca / Mrs. Stevens / Gillian / Other Nurse / Sharon Marsh / Mrs. Testaburger), Adrien Beard (as Token Black), Chris 'Crispy' Brion, Shay Hughes, Megan Staley, Eric Stough, Thomas M. Vogt, Isaac Hayes (as Chef) |
