Billy Bob Thornton as Charles Farmer

Virginia Madsen as Mrs. Farmer

Max Thieriot as Shepard Farmer

Jasper Polish as Stanley Farmer

Logan Polish as Sunshine Farmer

Jon Gries as FBI Agent Killbourne

Mark Polish as FBI Agent Mathis

Bruce Dern as Hal

Tim Blake Nelson as Kevin Munchak

Sal Lopez as Pepe Garcia

J.K. Simmons as Jacobson

Kiersten Warren as Phyllis

Rick Overton as Arnold 'Arnie' Millard

Richard Edson as Chopper Miller

Elise Eberle as Madison Roberts

Julie White as Beth Goode

Graham Beckel as Frank

Marshall Bell as Judge Miller

Kathleen Arc as Mrs. Harder

Lois Geary as Mrs. Graham

Forrest Fyre as State Senator

Kathy Lamkin as Jodie

Gary Houston as Dr. Livingston

Matthew Kimbrough as Henry Malone

Jenny Gabrielle as Vanessa

Doris Hargrave as Gretchen Boyd

Robert E. Fleischer as Will Beacon

Charlie B. Brown as Phil

Richard McClarkin as Karl

Dianne Anderson Mathis as Reporter

John Burke as Reporter

Bill Allen as Reporter

Deborah Martinez as Reporter

Scarlett McAlister as Local News Reporter

Esodie Geiger as CNN News Reporter

J.D. Garfield as Sky Copter Reporter

Olive Gallagher as Morning Show Host

David House as FBI Agent

Brian McCallister as Student

Jay Leno as Himself

Steve Cormier as Appraiser

Benjamin Petry as Child

Robyn Reede as Secretary

Kevin Wiggins as Rocket Expert

Mary Sue Evans as NASA Expert

Ida Darvish as Italian Anchorwoman

Eugene Nomura as Japanese Anchorman

Vikrum Shah as Hindu Anchorman

Yvans Jourdain as French Anchorman

Jennifer Chu as Chinese Anchorwoman

Dallas Raines as National Anchorman

Roy Costley as Astro 'Nut' Local

J. Michael Oliva as Balloon Game Carnie

Richard Gunn as Square Dance Caller

Joe Solís as Square Dance Caller #2

Marc Miles as Rocket Ride Operator

Mark DeLisle as Mission Control

David Sullivan as Young Man

Robert Michael Lee as MP

Bruce Willis as Doug Masterson (uncredited)