cast
- Richard Crenna
- Doctor Neil Chase
- Mare Winningham
- Mary Wilkes
- Daphne Ashbrook
- Lesley Hahn
- Susan Blakely
- Leigh Holland
- Ben Vereen
- Gene Randall
- Steven Berkoff
- Addison Leach
- Rick Cicetti
- Crash Site M.P.
- Lucy Butler
- Margaret Hussey
- Courtney Barilla
- Young Mary
- Mills Watson
- Nebraska Sheriff
- G.D. Spradlin
- General Hanley
- Gary Munch
- Doctor #2
- François Chau
- Lab Technician
- Michael Cavanaugh
- Soil Specialist
- Steven M. Gagnon
- Dan Blatt
- Virginia Morris
- Gynecologist
- Joe Faust
- Doctor #3
- Joseph Cousins
- Timmy
- Alan Autry
- Joe Wilkes
- Jack Betts
- Conference Dr. #1
- Sal Lopez
- Javier Perez
- John Snyder
- Priest
- Melora Marshall
- Ruth Kennedy
crew
- Dan Curtis
- Director, Producer
- Branko Lustig
- Producer
- Barry Oringer
- Screenwriter
- Tom Priestley Jr.
- Cinematographer
- Robert Cobert
- Composer (Music Score)
- Bill Blunden
- Editor
- Bryan Ryman
- Production Designer
- Christopher S. Nushawg
- Art Director
- Stuart Benjamin
- Co-producer
- Michael Apted
- Executive Producer
- Robert O'Connor
- Executive Producer
