第 2 季 共 10 集
播出时间：2010年6月10日
第 1 集 Suicide Attackers
播出时间：2010年6月10日
A fit and active dance instructor is suddenly stopped in her tracks by unbearable abdominal pain and vomiting, and a mysterious mass in her colon is revealed to have decaying worms. A middle-aged banker gets seizures from a parasite he picked up from traveling to his home country, Haiti. A scientist finds worms from Africa that threaten to damage his sight living in his skin and eyes.
第 2 集 Feeding Frenzy
播出时间：2010年6月17日
A schoolteacher deals with an amoeba that eats at his liver and causes him high fever, abdominal pain, sweating, and chills. A young dancer gets worms from eating contaminated pork in her muscle tissue, causing her to get hives all over her body and her limbs to become stiff and painful. A retiree gets scabies from mites he got from staying in the hospital in the past.
第 3 集 Cold Blooded Killers
播出时间：2010年6月24日
A nine-year-old hockey player comes down with encephalitis from the Acanthamoeba, which causes him to lose his concentration and balance, almost killing him. A computer programmer gets severe malaria from the Plasmodium parasite that makes him lose control of his mind and post-malarial neurological symptoms two weeks after an apparent recovery. A marathon runner deals with Leishmaniasis, which causes his spleen to swell.
第 4 集 Lurkers
播出时间：2010年7月8日
The Crytosporidium parasite infects a little girl, causing her severe vomiting and diarrhea. A microscopic amoeba kills a firefighter with an autoimmune disorder by causing him meningitis. A rare, vicious tapeworm detaches the retina in a teenaged girl, destroying vision in her left eye.
第 5 集 Flesh Eaters
播出时间：2010年7月15日
A cat scratch leads to a horrifying result for a veterinary volunteer; strange liquid oozes from a college student's arm.
第 6 集 Stowaways
播出时间：2010年7月29日
Stories of parasites that reside inside their traveling hosts; an Iraq war veteran pulls a foot-long worm from his body.
第 7 集 Breeders
播出时间：2010年8月5日
Daily stomach cramps reveal some of the most common parasites in nature.
第 8 集 Double Agents
播出时间：2010年8月12日
A man tries hookworms to cure his allergies; a bloodsuckers gets into a writer's nose.
第 9 集 Homegrown Enemies
播出时间：2010年8月19日
A middle-aged man who has been caring for his ailing mother gets Babesiosis from walking barefoot to the mailbox. Since he lost his spleen from cancer, he gets severe diarrhea, in addition to fever, fatigue, and night sweats. An active, busy middle-aged woman experiences stomach cramps, explosive diarrhea, lightheadedness, and blurred vision from the Toxocara parasite, which she probably got from contaminated food. An older mother of five children deals with nausea, loss of appetite, muscle spasms, and vomiting from the Strongyloides worm, which she may have picked up from being in contact with infected soil. Because of steroids she took for her breathing problems, her body became more vulnerable to the parasite.
第 10 集 Shape Shifters
播出时间：2010年8月26日
A seven-year-old girl suffers from seizures from a pork tapeworm after being adopted at the age of three from Nepal. A forty-five-year-old machinist deals with blurry and double vision, leaving him legally blind in his left eye, from a raccoon roundworm that he picked up from his turkey hunting. A forty-one-year-old anaethesiologists, along with twenty-eight other anaethesiologists from two different counties, suffer from stomach cramps and crippling diarrhea from the Cyclospora parasite after eating raspberries infected with human feces.
