Plot Summary:An emotionally disturbed teenager whose father is a research scientist takes a rat from his father's laboratory that is infected with an incurable virus that can kill 100 million people in three weeks.
William Shatner,Leonard Nimoy,DeForest Kelley,Morgan Woodward,Roy Jenson,George Takei,Nichelle Nichols,Irene Kelly,Morgan Farley,David L. Ross,Lloyd Kino