Matthew Broderick

Character: David Lightman

Dabney Coleman

Character: McKittrick

John Wood

Character: Stephen Falken

Ally Sheedy

Character: Jennifer

Barry Corbin

Character: General Beringer

Juanin Clay

Character: Pat Healy

Kent Williams

Character: Cabot

Dennis Lipscomb

Character: Watson

Joe Dorsey

Character: Conley

Irving Metzman

Character: Richter

Michael Ensign

Character: Beringer's Aide

William Bogert

Character: Mr. Lightman

Susan Davis

Character: Mrs. Lightman

James Tolkan

Character: Wigan

David Clover

Character: Stockman

Drew Snyder

Character: Ayers

John Garber

Character: Corporal in the Infirmary

Duncan Wilmore

Character: Major Lem

Billy Ray Sharkey

Character: Radar Analyst

John Spencer

Character: Jerry

Michael Madsen

Character: Steve

James Lemp

Character: Commander

Gary Bisig

Character: Deputy

Gary Sexton

Character: Technician

Jason Bernard

Character: Captain Knewt

Frankie Hill

Character: Airman Fields

Jesse D. Goins

Character: Sergeant

Alan Blumenfeld

Character: Mr. Liggett

Len Lawson

Character: Boys Vice Principal

Maury Chaykin

Character: Jim Sting

Eddie Deezen

Character: Malvin

Stephen Lee

Character: Sgt. Schneider

Lucinda Crosby

Character: Nurse in Infirmary

Stack Pierce

Character: Airman

Art LaFleur

Character: Guard

Brad David

Character: Flight Pilot Leader

Martha Shaw

Character: Vice Principal's Secretary

Howie Allen

Character: Boy in Arcade

Michael Adams

Character: Travis

James Ackerman

Character: Joshua

Jim Harriott

Character: Newscaster

Tom Lawrence

Character: Sgt. Sims

Frances E. Nealy

Character: Visitor

Charles Akins

Character: Major Ford

Glenn Standifer

Character: Major Wenstin

Edward Jahnke

Character: NORAD Officer

Paul V. Picerni Jr.

Character: Technician

William H. Macy

Character: NORAD Officer (uncredited)