Shape Shifters

- Enemy at the Gates - Steve Everitt (episode intro)

- Piano Steps - Mark Russell (show intro)

- Cyber Psycho - Steve Everitt ("Parasites are organisms that depend on other living organisms called hosts for their food and survival.")

CASE 1

- Whirlpool - Barrie Gledden, Peter Shand [Audio Network] (1997, Florida)

- Threatening Thoughts - Florian Moser (Manisha complains of a headache)

- The 8th Deadly Sin [Prolog] - Ralv Gielen (Manisha explains where her head hurts)

- Threatening Thoughts - Florian Moser (Lori becomes worried)

- Terminate - Anthony Phillips (Lori takes Manisha to the doctor)

- Spooky Danger - Daniel Backes, Peter Moslener (Lori isn't convinced)

- Grisly Scene - Scott Marcussen (a few weeks later, Manisha and her mother go to see an ice-skating show)

- Added Addiction - Kurt Oldman (Lori notices her daughter is unresponsive)

- Brassaville - Steve Everitt (Lori carries her daughter to the lobby)

- Minor Threat (a) - Baxter Poe, Stan Hope (ambulance rushes Manisha to the hospital)

- Behind You - Ralv Gielen ("At that point, I thought "My daughter is gonna die."")

- Chased By Evil - Robert Bennett (enter Dr. Paul Carney)

- Added Addiction - Kurt Oldman (Manisha is having a seizure)

- Spooky Danger - Daniel Backes, Peter Moslener (Dr. Carney thinks something is wrong with the right side of Manisha's brain)

- Minor Threat (a) - Baxter Poe, Stan Hope (Dr. Carney orders a C.T. scan of Manisha's brain)

- Snake Danger - Steve Everitt (there's a lesion on Manisha's brain)

- The Hideout - Brad Smith ("Something is lurking inside Manisha's head.")

- Threatening Thoughts - Florian Moser (Lori explains the fear she had)

- Deep Dive - Manuel Saxinger, Thomas Suessmair (Dr. Carney seeks a second opinion/enter Dr. Margaret Hostetter)

- Homicide - Bob Bradley [Audio Network] (Dr. Margaret reviews the scans)

- The Search - Terry Devine-King [Audio Network] (unusual appearance of the lesion gives Dr. Hostetter a clue)

- Full Impact - Dusty Grey, William Smith ("7-year-old Manisha Roberts has suffered a massive seizure.")  

- Chased By Evil - Robert Bennett (Dr. Hostetter performs multiple tests on Monisha)

- Basic Low-Ender - Daniel Backes, Peter Moslener (Dr. Hostetter reaches a diagnosis)

- Thunder Drums - Billy Lincoln (pork tapeworm)

- From the Shadows - Guy Skornik, Elisabeth Skornik [Cezame Music Agency] (Lori is left in shock)

- Minor Threat (a) - Baxter Poe, Stan Hope (Manisha's doctors start her on anti-parasitic drugs)

- Lethal Knocking - Daniel Backes, Peter Moslener [UBM Music] (how people get infected with the pork tapeworm)

- Aliens Crush Man - Bill Brown ("...that can be deadly.")

- Grave Danger - Takeshi Furukawa (doctors think Manisha got infected by infected soil or water)

- Dark 5 - Bernhard Hering, Martin Wester, Matthias Kruger (Lori reveals Manisha was adopted from Nepal at age 3)

- Minesweeping - Jean Yves Rigo (parasite has been laying dormant in Manisha's brain for years)

- Added Addiction - Kurt Oldman (six months later, Manisha completes her medication)

- Distant Harp - Daniel Backes, Peter Moslener [UBM Music] (the parasite is dead)

- All in the Round - Mark Sayer-Wade (Manisha is now 19)

- Endless Dunes - Daniel Backes, Peter Moslener (Lori adopts her second daughter)

- Red Peril Down - Steve Everitt (over 1,000 people in the U.S. are found to have the pork tapeworm each year/how to avoid the parasite)

- The Search Continues - Terry Devine-King [Audio Network] (other parasites make their presence known immediately)

CASE 2

- Purple Sand 2 - Bob Bradley, Noel Dennis [Audio Network] (2009, Iowa)

- Secret Life of Trees - Tom Quick [Audio Network] (John loves turkey hunting)

- Identity Theft - Takeshi Furukawa (John notices gray splotches over his vision)

- Spooky Danger - Daniel Backes, Peter Moslener (John calls his optometrist)

- Unanswered Truth - Robert Bennett (optometrist performs a series of eye tests)

- Behind You - Ralv Gielen (optometrist notices the back of John's left eye is inflamed)

- Minor Threat (a) - Baxter Poe, Stan Hope (optometrist places John on steroid eye drops)

- The Stabbing - Scott Marcussen (John develops double vision)

- Chased By Evil - Robert Bennett (John explains his new symptom to Muna)

- Red Peril Down - Steve Everitt (briefly plays before the cut to commercials)

- Minesweeping - Jean Yves Rigo ("45-year-old machinist John Matthews is experiencing blurriness and double vision.")

- Silk Road - Daniel Backes, Peter Moslener (John referred to Dr. Charles Barnes)

- Underground Heart - Achille Richard, Yuhei Nakata (John unable to see the eye chart with his left eye/John is now legally blind in his left eye)

- Distant Spaces - Daniel Backes, Peter Moslener [UBM Music] (Dr. Barnes notices the retina in John's eye has a grainy appearance)

- Nocturnal Percussion - Mark Sayer-Wade (explanation of the retina)

- Zero Hour - Dan Skinner, Adam Skinner [Audio Network] ("If this goes to my other eye, looking at the possibility of being blind.")

- Full Impact - Dusty Grey, William Smith (enter Dr. James Folk)

- The Search - Terry Devine-King [Audio Network] (Dr. Folk takes high-resolution photographs of the entire retina)

- Dangerous Moments - George Van Dyk, Jon Isbell [Audio Network] (Dr. Folk sees a worm)

- Silk Road - Daniel Backes, Peter Moslener (Dr. Folk must identify the worm)

- Dark Pulse 11 - Bernhard Hering, Martin Wester, Matthias Kruger (raccoon roundworm)

- Brassaville - Steve Everitt (what the raccoon roundworm does)

- Evidence (a) - Baxter Poe, Stan Hope (raccoon roundworm can also infect the brain)

- Aliens Crush Man - Bill Brown (Dr. Folk uses a laser on John's eye to try and kill the worm)

- Smoke & Mirrors - Steve Martin (Inside the Monster)

- The Human Animal - Florian Moser ("45-year-old John Matthews has a worm feeding on his eye.")

- Clock of the Death - Ralv Gielen ("After 20 minutes, the worm finally stops moving.")

- Brain Drain - Bob Bradley [Audio Network] (worm is finally dead)

- Evidence (a) - Baxter Poe, Stan Hope (how did John get this parasite?)

- Crime Lab - Scott Marcussen (life cycle of the raccoon roundworm)

- Unanswered Truth - Robert Bennett (Dr. Folk believes John got the parasite while turkey hunting)

- Brain Drain - Bob Bradley [Audio Network] (John can't get his vision back)

- Peace - David Michael, Lee Pomeroy [Audio Network] (John has adapted to his partial blindness)

- Brassaville - Steve Everitt (70% of raccoons in North America carry the raccoon roundworm, yet cases in humans are extremely rare)

- Dark Pulse 11 - Bernhard Hering, Martin Wester, Matthias Kruger (how to avoid the raccoon roundworm)

- Brassaville - Steve Everitt (other parasites are less common, but just as deadly)

CASE 3

- Whirlpool - Barrie Gledden, Peter Shand [Audio Network] (1997, California)

- Mad May - Laurent Levesque ("When he's not travelling, Robert works at Cottage Hospital in idyllic Santa Barbara.")

- Rising Mercury 3 - Nick Ingman, Terry Devine-King [Audio Network] (Robert gets up to go to work/Robert experiences explosive diarrhea)

- Silk Road - Daniel Backes, Peter Moslener (Robert heads home early)

- Denied Angel - Walter Werzowa [Upright Music] (Robert feels bloated)

- Rising Mercury 3 - Nick Ingman, Terry Devine-King [Audio Network] (Robert treats himself with antibiotics)

- Lethal Knocking - Daniel Backes, Peter Moslener [UBM Music] (Robert's fiancée is also feeling ill)

- Giving You the Creeps - Daniel Backes, Peter Moslener (Robert remains in bed for the next two days)

- Psycho 32 - Bernhard Hering, Martin Wester, Matthias Kruger [UBM Music] (Robert's co-worker Ruth's husband is ill as well)

- Pressure 3 - Terry Devine-King [Audio Network] ("Ruth isn't the only one to report that people in the medical community are getting sick.")

- Enemy at the Gates - Steve Everitt (over 15 anesthesiologists are sick)

- Full Impact - Dusty Grey, William Smith ("But what could be making the anesthesiologists so sick?"/"Anesthesiologist Robert Welti is suffering from crippling stomach pains and diarrhea.")

- Stella March 3 - Nick Ingman, Terry Devine-King [Audio Network] (Robert calls Dr. Stephen Hosea/29 anesthesiologists have fallen ill with the same symptoms)

- Minor Threat (a) - Baxter Poe, Stan Hope (Dr. Hosea requests stool stamples from all the sick anesthesiologists)

- Underground Heart - Achille Richard, Yuhei Nakata (all the samples come back negative)

- Find Him - Takeshi Furukawa (enter Marian Jean)

- The Search - Terry Devine-King [Audio Network] (Marian remembers an article she read in a medical journal)

- Reality Investigation - Ronni Shaw (Marian suspects a lesser-known parasite is the culprit)

- Ballistics Analysis - Scott Marcussen (Marian develops a test for the parasite that interests her most, and discovers it)

- Urgency 2 - Helen Jane Long [Audio Network] (cyclospora cayetanensis)

- Underground Heart - Achille Richard, Yuhei Nakata ("Robert has been experiencing constant diarrhea for over a week, and there is no end in sight.")

- Stella March 3 - Nick Ingman, Terry Devine-King [Audio Network] (how did all the anesthesiologists become infected?)

- Identity Theft - Takeshi Furukawa ("Dr. Robert Welti and 28 other anesthesiologists in the Santa Barbara area have been infected by the little-known parasite, cyclospora.")

- DNA Sample - Scott Marcussen (Robert starts investigating)

- Dark Web - Guy Skornik, Elisabeth Skornik [Cezame Music Agency] (life cycle of the cyclospora parasite)

- Crime Lab - Scott Marcussen (Robert recalls being at a pharmancy-sponsored banquet for anesthesiologists)

- Thunder Drums - Billy Lincoln (Robert requests a copy of the restaurant's menu from that evening)

- Safari - Christopher Ashmore [Audio Network] (all the sick anesthesiologists had a dessert containing raspberries)

- Dark 5 - Bernhard Hering, Martin Wester, Matthias Kruger (Robert discovers the raspberries were imported from Guatemala)

- Stella March 3 - Nick Ingman, Terry Devine-King [Audio Network] (raspberries are very fragile and most people didn't wash them)

- Crime Without Passion - Steve Everitt (the anesthesiologists begin to recover)

- Secret Life of Trees - Tom Quick [Audio Network] (Robert has completely recovered)

- Minesweeping - Jean Yves Rigo ("Cyclospora is successful because it's a shapeshifter.")

- Equations - Dusty Grey, William Smith (public health code in the U.S. now requires all restaurants to wash their produce)

- Medieval War - Bill Brown ("Many parasites have an ability we could only dream of.")

- Smoke & Mirrors - Steve Martin (ending screen)