Richard Dreyfuss
Role: Roy Neary
François Truffaut
Role: Claude Lacombe
Teri Garr
Role: Ronnie Neary
Melinda Dillon
Role: Jillian Guiler
Bob Balaban
Role: David Laughlin
J. Patrick McNamara
Role: Project Leader
Warren J. Kemmerling
Role: Wild Bill
Roberts Blossom
Role: Farmer
Phil Dodds
Role: ARP Musician
Cary Guffey
Role: Barry Guiler
Shawn Bishop
Role: Brad Neary
Adrienne Campbell
Role: Sylvia Neary
Justin Dreyfuss
Role: Toby Neary
Lance Henriksen
Role: Robert
Merrill Connally
Role: Team Leader
Amy Douglass
Role: Implantee
Carl Weathers
Role: Military Policeman
Norman Bartold
Role: Norman Bartold
F.J. O'Neil
Role: ARP Project Member
Hal Barwood
Role: Returnee #2 Flt. 19
Matthew Robbins
Role: Returnee #3 Flt. 19
Daniel Nunez
Role: Federale
Chuy Franco
Role: Federale
Luis Contreras
Role: Federale
Galen Thompson
Role: Special Forces
John Dennis Johnston
Role: Special Forces
Robert Broyles
Role: Dirty Tricks #3
George DiCenzo
Role: Major Benchley
Alexander Lockwood
Role: Implantee
Josef Sommer
Role: Larry Butler
Bill Thurman
Role: Air Traffic
James Keane
Role: Radio Telescope Team
Philip Dodds
Role: Jean Claude
Mary Gafrey
Role: Mrs. Harris
Michael J. Dyer
Role: Himself
Roger Ernest
Role: Highway Patrolman
Randy Herman
Role: Returnee #1 Flt. 19
David Anderson
Role: Air Traffic Controller
Richard L. Hawkins
Role: Air Traffic Controller
Craig Shreeve
Role: Air Traffic
Roy E. Richards
Role: Air East Pilot
Eumenio Blanco
Role: Federale
Dennis McMullen
Role: Radio Telescope Team
Cy Young
Role: Radio Telescope Team
Tom Howard
Role: Radio Telescope Team
Richard Stuart
Role: Truck Dispatcher
Bob Westmoreland
Role: Load Dispatcher
Matt Emery
Role: Support Leader
John Ewing
Role: Dirty Tricks #1
Kirk Raymond
Role: Dirty Tricks #4
Keith Atkinson
Role: Dirty Tricks #2
Monty Jordan
Role: Special Forces Commander / Helicopter Pilot (uncredited)
Basil Hoffman
Role: Longly (uncredited)
Stephen Powers
Role: UN Observer (uncredited)
J. Allen Hynek
Role: Man Smoking Pipe at Landing Site (uncredited)
Howard K. Smith
Role: Howard K. Smith (uncredited)
