People of Earth, Midnight, Texas and more
The dangerous effects of parasites on their hosts are examined.
Season 7, Episode 6
December 15, 2016
A baby is born on Christmas, but doctors discover her brain was infected in utero; a woman is distracted by a shadow moving across her eye; a man gets an unwanted Christmas surprise.
Season 7, Episode 5
November 10, 2016
A college student with a small cut soon finds herself fighting for her life; a 4-year-old boy suffers from terrible pain; a woman's physical condition has a deteriorating effect on her mental health.
Season 7, Episode 4
November 3, 2016
A man has a painful rash; a woman has a shooting pain in her throat; a teen girl suffers from debilitating dizziness and fatigue.
Season 7, Episode 3
October 27, 2016
A 2-year-old becomes ill during a family's cruise ship vacation; a mother has a strange infection; a 6-year-old boy's brain is attacked by parasites.
Season 7, Episode 2
October 20, 2016
A football player is sidelined by a mysterious infection; a stay-at-home mom has parasites in her eye; a marina becomes a dangerous place to work for a dockmaster.
Season 7, Episode 1
October 13, 2016
In the Season 7 premiere, a woman's weight gain has experts puzzled; a child has trouble breathing; and a man is shocked by what's living inside him.
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