Sean Astin character William 'Billy' Tepper
Wil Wheaton character Joseph 'Joey' Trotta
George Perez character Ricardo Montoya
Keith Coogan character Jonathan 'Snuffy' Bradberry
Andrew Divoff character Luis Cali
R. Lee Ermey character General Kramer
Mason Adams character FBI Dep. Asst. Dir. Otis Brown
Denholm Elliott character Dr. Robert Gould - Headmaster
Louis Gossett Jr. character Dean Edward Parker
T.E. Russell character Henry 'Hank' Giles III
Shawn Phelan character Derek 'Yogurt'
Michael Champion character Jack Thorpe
Tracy Brooks Swope character Jennifer (voice)
Max Manwell character HRT Commander
Joe Inscoe character Agent Grimes
Jerry Orbach character Albert Trotta
