Stan Ivar
Mike Davison
Acting
Wendy Schaal
Beth Sladen
Acting
Lyman Ward
David Perkins
Acting
Klaus Kinski
Hans Rudy Hofner
Acting
Annette McCarthy
Dr. Wendy H. Oliver
Acting
Marie Laurin
Susan Delambre
Acting
Robert Jaffe
Jon Fennel
Writing
Diane Salinger
Melanie Bryce
Acting
John Stinson
Astronaut #1
Acting
Buckley Norris
Concord Technician #1
Acting
Eileen Seeley
Loudspeaker - Concord (voice)
Acting