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Monsters Inside Me

Sleeper Cells

Season 1 Episode 1
These killers lie dormant, waiting for the right time to strike. These stealthy predators get inside their hosts, yet work on very different timetables. Dangerous and often hard to detect, this is the story of the war on sleeper cell parasites.
  • 42 min
  • TV-PG
  • Premiered 07/01/2009