"The Earth is invaded by alien parasites—AKA 'slugs'—that ride on people's backs and control their minds."
Donald Sutherland
as Andrew Nivens
Eric Thal
as Sam Nivens
Julie Warner
as Mary Sefton
Keith David
as Alex Holland
Will Patton
as Dr. Lawrence Graves
Richard Belzer
as Neil Jarvis
Tom Mason
as President Douglas
Yaphet Kotto
as Ressler
Gerry Bamman
as Viscott
Sam Anderson
as Culbertson
J. Patrick McCormack
as Gidding
Marshall Bell
as General Morgan
Nicholas Cascone
as Greenberg
Bruce Jarchow
as Barnes
Benjamin Mouton
as Higgins
Donna Garrett
as Miss Haines
Andrew Robinson
as Hawthorne
Bill Blair
as Slugged Businessman (uncredited)
Stuart Orme
Director
Robert A. Heinlein
Novel
Ted Elliott
Screenplay
Terry Rossio
David S. Goyer
Billy D. Lucas
Stunts
Janet Brady
Scott Wilder
Mic Rodgers
Kenny Endoso
Erik Rondell
Christine Anne Baur
Ralph Winter
Producer
Michael Engelberg
Executive Producer
Colin Towns
Original Music Composer
Clive Tickner
Director of Photography
William Goldenberg
Editor
Sharon Howard-Field
Casting
Daniel A. Lomino
Production Design
James Hegedus
Art Direction
Cloudia Rebar
Set Decoration
Greg Cannom
Makeup Effects
Lisa McCullough
Tom Bronson
Costume Designer
Andrew G. La Marca
Unit Production Manager
Michael Grossman
First Assistant Director
Pamela S. Kuri
Second Assistant Director
Peter Montgomery
Visual Effects Supervisor
Henry Kingi Jr.
Barbara Harris
ADR Voice Casting
William J. Durrell Jr.
Assistant Art Director
Alan Manzer
Set Designer
Gina Cafasso
Art Department Coordinator
Jason Bedig
Leadman
Michael Diersing
Construction Coordinator
David Rawley
Costume Supervisor
Kenn Smiley
Costumer
Linda S. Cormany
Set Costumer
Ann Masterson
Key Makeup Artist
Ann Brodie
Makeup Artist
Lee C. Harmon
Susan Meyer
Dorothy D. Fox
Hairstylist
Anthony Gaudioz
Camera Operator
Charlie Brewer
Danny Epper
Debbie Evans
Jeff Imada
Jeff 'JJ' Dashnaw
Stunt Coordinator
John T. Connor
First Assistant "A" Camera
Bruce M. Pasternack
"B" Camera Operator
Robert Heine
First Assistant "B" Camera
Jack Ellingwood
Second Assistant Camera
Mark 'Boylee' Boyle
Camera Loader
Susan Bierbaum
Script Supervisor
Robert J. Anderson Jr.
Sound Mixer
Dennis Fuller
Boom Operator
Glen Hanz
Sculptor
Linda Frobos
James R. Tynes
Gaffer
John 'Fest' Sandau
Best Boy Electric
Charlie McIntyre
Rigging Gaffer
Gary Dagg
Key Grip
Joe Kelly
Best Boy Grip
Mike Connors
Dolly Grip
Mario L. Davis
Key Rigging Grip
Leo Behar
Grip
Jim Zemansky
Property Master
Roy Arbogast
Special Effects Coordinator
Jennifer Neysa Jew
Assistant Editor
Kate Crossley
Curt Schulkey
Supervising Sound Editor
Mark Mangini
John Pospisil
Sound Designer
Julia Evershade
Supervising ADR Editor
George Simpson
ADR Editor
Solange S. Schwalbe
Foley Editor
Eric Lindemann
Josephine Nericcio
Assistant Sound Editor
Aaron Glascock
Sonny Pettijohn
Doc Kane
ADR Mixer
Jon Hussein
Marilyn Graf
Foley Recordist
Ellen Heuer
Foley Artist
Christopher Moriana
Rick Ash
Sound Re-Recording Mixer
Dean A. Zupancic
Rebeca R. Brookshire
Production Coordinator
Derek Wade
Assistant Production Coordinator
Conte Mark Matal
Second Second Assistant Director
Douglas Wright
Casting Associate
Maggie Gentle
Production Secretary
Steve Dayan
Location Manager
Darrin Lipscomb
Assistant Location Manager
Deborah Wuliger
Unit Publicist
Marsha Blackburn
Still Photographer
Don Tardino
Transportation Coordinator
Alan D. Purwin
Pilot
Kenneth Wannberg
Music Editor
Allan Wilson
Conductor
Orchestrator
Bob Putynkowski
Color Timer
Theresa Repola Mohammed
Negative Cutter
Chad Randall
Norman Howell
Annie Ellis
Peter McAdams
Tony Brubaker
Eliza Coleman
Gary McLarty
Jack Gill
Lance Gilbert
Gregory J. Barnett
Steve M. Davison
Second Unit Director
Dick Ziker
Steve Picerni
Danny Rogers
