The Alpha Incident (1978)
A microorganism from Mars, brought to Earth by a space probe,
terrorizes passengers in a railroad office.

more info:
http://www.imdb.com/title/tt0075662/

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The Alpha Incident movie:
*DivX player needed*
http://www.divxden.com/j5k5afp7ft29/The_alpha_incident.1978.avi.html
or:
http://loombo.com/rnud6jukke5o
or:
http://www.movshare.net/video/acyy7crn9gide