"A microorganism from Mars, brought to Earth by a space probe, terrorizes passengers in a railroad office."
Ralph Meeker
as Charlie
Stafford Morgan
as Dr. Sorensen
John F. Goff
as Jack Tiller
Carol Irene Newell
as Jenny
George Buck Flower
as Hank
Paul Bentzen
as Dr. Farrell
John Alderman
as Dr. Rogers
Ray Szmanda
as The Official
Lawrence Ripp
as The Guard
Harry Youstos
as Alvin
Bill Rebane
Director
Ingrid Neumayer
Screenplay
Producer
Barbara J. Rebane
Executive Producer
Editor
Casting
Production Manager
First Assistant Director
Assistant Production Manager
Assistant Editor
Ernie Santell
Second Assistant Director
Bela St. Jon
Director of Photography
Michael D. Graves
Herbert L. Cohan
Associate Producer
Woody Jarvis
Richard A. Girvin
Music
Sound Effects
Sound Mixer
Sound Re-Recording Mixer
Ric Coken
Alan M. Rebane
Third Assistant Director
Michael Rosen
First Assistant Camera
Michael Hoffman
Sound Recordist
Steve Bruss
Boom Operator
Gaffer
Dale Kuipers
Special Effects
Tom Schwartz
Makeup Artist
Jim Suthers
Assistant Makeup Artist
Continuity
Jutta Rebane
Wardrobe Master
Dolly Grip
Set Designer
