Val Kilmer
Chris Knight
Gabriel Jarret
Mitch Taylor
Michelle Meyrink
Jordan
William Atherton
Professor Hathaway
Robert Prescott
Kent
Louis Giambalvo
Major Carnagle
Jon Gries
Lazlo Hollyfeld
Ed Lauter
CIA Man Decker
Stacy Peralta
Shuttle Pilot
Daniel Ades
Laser Ray Victim
Beau Billingslea
George
Sean Frye
Boy at Science Fair
JoAnn Willette
Girl at Science Fair
Joanne Baron
Mrs. Taylor
Harry Johnson
Darlington Recruiter
Patti D'Arbanville
Sherry Nugil
Monte Landis
Dr. Dodd
Sandy Martin
Mrs. Meredith
Severn Darden
Dr. Meredith
Randy Lowell
Cornell
Tommy Swerdlow
Bodie
Dean Devlin
Milton
Yuji Okumoto
Fenton
Lynda Wiesmeier
Chris' Girl at Party
Penny Baker
Ick's Girl at Party
Marcia Karr
Cornell's Girl at Party
Isabel Cooley
TV Stage Manager
Deborah Foreman
Susan
Michael Crabtree
Air Force Gate Guard
Peter Parros
Air Force Gate Guard
Jeanne Mori
Laser Technician
David Ursin
Engineer
Kimberly Spak
Girl in Popcorn (uncredited)
Andres Aybar
Bartender
Charles Shull
Air Force General
Charles Parks
Larry
Ina Gould
Old Lady
Nadine Vix
Student at Science Fair
Paul Tulley
Mr. Taylor
John Shepherd Reid
Carter
Mark Kamiyama
'Ick' Ikagami
Martin Gundersen
Math Professor
Brett Miller
Carpet Man
Isabelle Walker
Girl at Party
Marii Mak
Girl at Party
Cheri Wells
Girl at Party
Catherine MacNamara
Girl at Party
Johnny Vasily
Student
Ed Garrabrandt
TV Makeup Man
Robin Stober
Waitress
David Marvit
Student in Hall
Charles Sweigart
Air Force Gate Guard
Ronald Taylor
Computer Technician
James Carrington
Air Force Major
Michael Backes
Air Force Controller
Corki Grazer
Air Force Sergeant
Joe Dorsey
Congressman
Will Knox
Laser Specialist
Kevin Hurley
Air Force Technician