Mike Judge

Beavis / Butt-Head / Tom Anderson (Old Guy With Camper) / Van Driessen (Hippie Teacher) / Principal McVicker (voice)

Bruce Willis

Muddy (voice)

Demi Moore

Dallas (voice)

Cloris Leachman

Old Woman On Plane and Bus (voice)

Robert Stack

Agent Flemming (voice)

Pamela Blair

Flight Attendant / White House Tour Guide (voice)

Eric Bogosian

Ranger at Old Faithful / Press Secretary / Lieutenant at Strategic Air Command (voice)

Kristofor Brown

Man on Plane / Man in Confession Booth #2 / Old Guy/Jim (voice)

John Doman

Airplane Captain / White House Representative (voice)

Francis Dumaurier

French Dignitary (voice)

Tim Guinee

Hoover Guide / ATF Agent (voice)

David Letterman

Motley Crue Roadie #1 (voice)

Toby Huss

TV Thief #2 / Concierge/Bellboy / Male TV Reporter (voice)

Richard Linklater

Tour Bus Driver (voice)

Harsh Nayyar

Indian Dignitary (voice)

Gail Thomas

Flight Attendant #3 / Female TV Reporter (voice)

Greg Kinnear

ATF Agent Bork (voice) (uncredited)