Synopsis by Hal Erickson
In the future, a deadly plague virtually wipes out all of humanity. Hoping to stop the plague at its source, scientist Beckett (Michael Rooker) travels back in time, intending to kill the first disease carrier -- a person known only as Patient Zero. But upon finding out that his intended victim is a beautiful young woman named Amy Barrett (Tanya Allen), the love-smitten Beckett tries to figure out a way to save the world of the future without harming Amy. "Patient Zero" originally aired on March 23, 2001.