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

Brett Miller
Carpet Man

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)