Christopher Guest

Corky St. Clair

Eugene Levy

Dr. Allan Pearl

Fred Willard

Ron Albertson

Catherine O'Hara

Sheila Albertson

Michael Hitchcock

Steve Stark - Councilman

Larry Miller

Glenn Welsch - Mayor

Parker Posey

Libby Mae Brown

Bob Balaban

Lloyd Miller

Don Lake

Phil Burgess - Blaine Historian

David Cross

UFO Expert

Paul Dooley

UFO Abductee

Lewis Arquette

Clifford Wooley

Matt Keeslar

Johnny Savage

Brian Doyle-Murray

Red Savage

Paul Benedict

Not Guffman

Deborah Theaker

Gwen Fabin-Blunt - Councilwoman

Margaret Bowman

Costume designer

Scott Williamson

Tucker Livingston - Councilman

Linda Kash

Mrs. Allan Pearl

James McQueen

Singing Auditioner

Turk Pipkin

Ping Pong Ball Juggler

Jerry Turman

Raging Bull Auditioner

Miriam Flynn

Costume Dresser

Jill Parker-Jones

Stage Manager

Jean Fuller

Blaine Community Orchestra - Piano

Paul Robertson

Blaine Community Orchestra - Violin

Richard Macdowell

Blaine Community Orchestra - Clarinet

Johnny Reno

Blaine Community Orchestra - Saxophone

Tracy Rosenkrans

Blaine Community Orchestra - Bass

CJ Vanston

Blaine Community Orchestra - Trumpet, Timpani, Glockenspiel

Tony Edwards

Blaine Community Orchestra - Drums, Percussion

Lou Christie

Lightning Strikes Auditioner (uncredited)

James Douglas

Theater Attendant (uncredited)

Daniel Fahey

Dental Patient (uncredited)

Shane Felux

Dairy Queen Worker / Crowd (uncredited)

Joseph T. Garrity

TV Commercial Director (uncredited)

Kathy Lamkin

Beautiful Dreamer Auditioner (uncredited)

Bob Odenkirk

Caped Man at Auditions (uncredited)