Sean Astin as Billy Tepper

Wil Wheaton as Joey Trotta

Keith Coogan as Snuffy Bradberry

Andrew Divoff as Luis Cali

R. Lee Ermey as General Kramer

Mason Adams as Deputy Director Brown

Denholm Elliott as Headmaster

Louis Gossett Jr. as Dean Parker

George Perez as Ricardo Montoya

T.E. Russell as Hank Giles

Shawn Phelan as Derek

Michael Champion as Jack Thorpe

Tracy Brooks Swope as Jennifer (voice)

Max Manwell as HRT Commander

Joe Inscoe as Agent Grimes

Jerry Lyden as Ben

René Gatica as Colombian Judge

Jeremiah McLerran as Ted

Jesse Doran as Enrique Cali

Stan Kelly as Sheriff

Carole Shoemaker as Press Secretary

Adam Bonifant as Nicholas Josephson

Mark Retz as Guber

Paul Sincoff as Brave Student

Richard Travis as Frank the Guard

Janet Lee Orcutt as Woman in Park

Knowl Johnson as "Phil" Donoghue

Rafael H. Robledo as Carlos

Tom Trigo as Ruiz

Jerry Valdez as Jorge

Russell Gannon as Guard

Richard Warner as Deputy Marshal

Chris Northup as Camouflaged Soldier

Joe Banks as Brown's Aide

Rick Warner as FBI SAC

Sarah Stavrou as Agent at Console

David Norris as Concerned Student

Todd Bonifant as Student

Mike Rogerson as Student

Grady Weatherford as Student

Darrell Elmore as Sniper

Dennis Hunsinger as Sniper

Cliff McLaughlin as Commando

Brian Williams as Commando

Jeff Ramsey as Border Patrol Officer

Nick Dimitri as Border Patrol Officer

Mark Brutsche as Angry Parent

Cynthia Hayden as Angry Parent

Denise Gordy as Angry Parent

Michael Stephen Costello as Angry Parent

Mimi Eisman as Angry Parent

Lenny Steinline as Angry Parent

Lloyd T. Williams as Major

Jeremy Caplan as Deputy Sheriff

Roy Borden as Deputy Sheriff

John Shaw as Cali's Lawyer

Jerry Orbach as Albert Trotta (uncredited)