Trey Parker as Stan Marsh / Eric Cartman / Gregory / Satan / Mr. Garrison / Mr. Hat / Phillip Niles Argyle / Randy Marsh / Clyde Donovan / Tom - News Reporter / Midget In A Bikini / Canadian Ambassador / Bombardiers / Mr. Mackey / Army General / Ned Gerblanski / Christophe - Ze Mole (or The Mole) / Big Gay Al (singing) / Adolf Hitler / Additional Voices (voice)

Matt Stone as Kyle Broflovski / Kenny McCormick / Saddam Hussein / Terrance Henry Stoot / Big Gay Al / Ticket Taker / Stuart McCormick / Jimbo Kearn / Gerald Broflovski / Butters Stotch / Additional Voices (voice)

Mary Kay Bergman as Liane Cartman / Sheila Broflovski / Sharon Marsh / Carol McCormick / Wendy Testaburger / Clitoris / Additional Voices (voice)

Isaac Hayes as Chef (voice)

Jesse Brant Howell as Ike Broflovski (voice)

Anthony Cross-Thomas as Ike Broflovski (voice)

Franchesca Clifford as Ike Broflovski (voice)

Bruce Howell as Man in Theater (voice)

Deb Adair as Woman in Theater (voice)

Jennifer Howell as Bebe Stevens (voice)

George Clooney as Dr. Gouache (voice)

Brent Spiner as Conan O'Brien (voice)

Minnie Driver as Brooke Shields (voice)

Dave Foley as The Baldwin Brothers (voice)

Eric Idle as Dr. Vosknocker (voice)

Nick Rhodes as Canadian Fighter Pilot (voice)

Toddy Walters as Winona Ryder (voice)

Stewart Copeland as American Soldier #1 (voice)

Stanley G. Sawicki as American Soldier #2 (voice)

Mike Judge as Kenny's Goodbye (voice)

Howard McGillin as Gregory (singing voice) (uncredited)