It was a gift from the red planet...  Uncle Sam had the ultimate solution...
 
A space probe from Mars returns to Earth with a lethal organism that could destroy all life. It's being transported across the country on a train when a train employee decides to inspect the cargo. The mirco-organism is released and the entire train station is quarantined. Those trapped await a cure from the government while trying to stay alive against this unseen killer.
 
Original Release: 1978
TRT: 95min
Rating: PG
Format: Digital Download
Color
English
Starring: Ralph Meeker, Stafford Morgan, & John F Goff
Directed By: Bill Rebane