Double Agents

- The Stabbing - Scott Marcussen (episode intro)

- Piano Steps - Mark Russell (show intro)

- Cyber Psycho - Steve Everitt ("Parasites are creatures that depend on other living organisms called hosts.")

CASE 1

- Adama - Ariel Blumenthal (1973, Nepal)

- Skulk - Brad Smith (Broughton notices his nose bleeding)

- Basic Low-Ender - Daniel Backes, Peter Moslener: Skulk - Brad Smith (Broughton's nose continues to bleed)

- Ambient Flow - Daniel Backes, Peter Moslener (Broughton visits a Peace Corps medical office)

- Dark March - Daniel Backes, Peter Moslener [UBM Music] (doctor explains that the dry air found at high altitudes is a common cause of nosebleeds/doctor doesn't find anything in Broughton's nose/Broughton given nasal spray)

- Cymbol - Mark Hawkins; Aliens Crush Man - Bill Brown (the next morning, the nosebleed is gone)

- Dead Air - Scott Marcussen ("But little does Broughton know, the nosebleed was just the beginning.")

- The Calling - Guy Skornik, Elisabeth Skornik [Cezame Music Agency] (Broughton sees something come out of the corner of his nose/Broughton stops at a tea shop)

- Swat - Steve Everitt (Broughton comes to a sinister conclusion)

- Dark 5 - Bernhard Hering, Martin Wester, Matthias Kruger (Broughton believes people may think he might have been affected by an evil spirit)

- Adama - Ariel Blumenthal (Broughton goes to see legendary Nepalese healer Dr. Mana)

- Razor Sharp - Billy Conrad, Sam Keaton; Razor Blade Terror - Alex Kharlamov (a small eellike creature emerges from Broughton's nose)

- Machines Cannot Love (b) Drone Mix - Alex Kharlamov (Broughton feels no pain)

- Dark March - Daniel Backes, Peter Moslener [UBM Music]; Brassaville - Steve Everitt (the leech)

- Aliens Crush Man - Bill Brown; Dark March - Daniel Backes, Peter Moslener [UBM Music] (what the leech does inside the nose)

- Chased By Evil - Robert Bennett (the leech can release a powerful anesthetic)

- Other World - Brad Smith (life cycle of the leech)

- Evil Intent - Guy Skornik, Elisabeth Skornik [Cezame Music Agency] (Broughton recalls drinking out of a stream)

- Ballistics Analysis - Scott Marcussen (getting the leech out won't be easy)

- Brassaville - Steve Everitt (Dr. Mana tells Broughton he doesn't know how to help him)

- Cyber Psycho - Steve Everitt ("Peace Corps volunteer Broughton Coburn has a leech living inside his nose and feeding on his blood.")

- Dark Pulse 11 - Bernhard Hering, Martin Wester, Matthias Kruger (Broughton goes to the Peace Corps' doctor)

- Giving You the Creeps - Daniel Backes, Peter Moslener (Broughton splashes water up his noise to attract the leech)

- Touch of Evil - David O'Brien [Audio Network] (doctor gets a hold of the leech)

- Enemy at the Gates - Steve Everitt (doctor pulls the leech out)

- Adama - Ariel Blumenthal (Broughton feels relieved/how to avoid leeches)

- Hidden Truth - Igor Dvorkin, Duncan Pittock [Audio Network] (leeches can be used to save human lives)

CASE 2

- Endless Dunes - Daniel Backes, Peter Moslener (1994, Northern California)

- Lonely Riding - Daniel Backes, Peter Moslener [UBM Music] (Jasper and his brother working at a client's house)

- Thunder Drums - Billy Lincoln (cloud of bees surround and sting Jasper)

- Snake Danger - Steve Everitt (Jasper's body reacts to the bee stings)

- Derailed - Dusty Grey, William Smith (Jasper's brother brings him to their truck to rush him to the hospital)

- Ballistics Analysis - Scott Marcussen ("Jasper Lawrence has just been stung by a horde of bees, causing a violent reaction in his body.")

- Dark March - Daniel Backes, Peter Moslener [UBM Music] (Jasper's airways are severely swollen/doctors believe it's a severe allergic reaction)

- Red Peril Down - Steve Everitt (doctors inject Jasper with a hormone to suppress his allergic response to the bee venom)

- Distant Spaces - Daniel Backes, Peter Moslener [UBM Music] (a few weeks later, Jasper wakes up struggling to breathe)

- Grim Grandeur - Steve Everitt (Jasper checks his body for insect bites, but doesn't find any/Jasper's condition worsens as the day goes on/Jasper makes an appointment with his doctor)

- Distant Harp - Daniel Backes, Peter Moslener [UBM Music] (doctor tests Jasper for other allergies)

- Threatening Thoughts - Florian Moser (Jasper is also allergic to grass, plants, and pollen, and has developed an acute case of asthma)

- Mysterons - David O'Brien [Audio Network] (Jasper given inhalers and pills)

- Evil Intent - Guy Skornik, Elisabeth Skornik [Cezame Music Agency] (drugs aren't working)

- Kex Hipknot - Alejandro Saldarriaga-Valencia, Guillermo De La Barreda, Nicolas Barry, Rene Garza, Tomas Jacobi (drugs have their own side effects/Jasper's quality of life starts to decline)

- The Hideout - Brad Smith (ten years later, in 2004, Jasper visits his Aunt Mary in England)

- Minesweeping - Jean Yves Rigo (Jasper arrives at his aunt's house)

- Hidden Truth - Igor Dvorkin, Duncan Pittock [Audio Network] (Jasper's aunt is reminded of a television documentary about how parasites can be used to treat human ailments/the hookworm)

- Against All Resistance - Florian Moser (documentary suggested hookworms can protect against asthma and allergies)

- Death Star - Nick Ingman, Terry Devine-King [Audio Network] (what the hookworm does)

- Darkness in the Alley - Scott Marcussen (explanation of allergies)

- Ballistics Analysis - Scott Marcussen (Jasper faced with a shocking dilemma)

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

- Ballistics Analysis - Scott Marcussen ("Landscaper Jasper Lawrence has been crippled by severe allergies.")

- Bloodlines - Lee Groves, Peter Marett ("But how could he go about infecting himself?")

- State Terror - Steve Everitt (brief sting that plays after Bloodlines)

- Skulk - Brad Smith (life cycle of the hookworm and how it infects people)

- Dark Pulse 11 - Bernhard Hering, Martin Wester, Matthias Kruger ("Hookworm infection is one of the most widespread parasitic diseases in the world.")

- Crime Lab - Scott Marcussen (Jasper searches for countries with the highest rate of hookworm infection)

- Deep Dive - Manuel Saxinger, Thomas Suessmair (Jasper arrives in Cameroon)

- Thunder Drums - Billy Lincoln (Jasper walks through multiple latrines)

- State Terror - Steve Everitt (brief sting that plays after Thunder Drums)

- Crime Without Passion - Steve Everitt (Jasper returns to California)

- Bits of Remembrance - Kurt Oldman (Jasper's allergies are gone/Jasper is now a helminthic therapist and lives in England)

- Cyber Psycho - Steve Everitt (very few people are willing to infect themselves with a parasite)

CASE 3

- Deep Dive - Manuel Saxinger, Thomas Suessmair (November 2004/Monique Els and her parents on vacation in South Africa)

- Dark 5 - Bernhard Hering, Martin Wester, Matthias Kruger (Monique's foot starts to itch)

- Dead Bounce - Baxter Poe, Stan Hope, Thomas Hirschmann (the next morning, the itch becomes even worse)

- Endless Dunes - Daniel Backes, Peter Moslener (Monique and her parents head to Johannesburg)

- Fraud - Murray Munro (Monique's foot begins to bother her, so she puts it on the top of the car seat)

- The Hideout - Brad Smith (Monique's foot starts to hurt)

- Added Addiction - Kurt Oldman (Monique's parents take a look at her foot)

- Aliens Crush Man - Bill Brown (Monique's mother thinks it could be a black widow bite)

- The Human Animal - Florian Moser ("6-year-old Monique Els is on vacation in South Africa with her parents.")

- Full Impact - Dusty Grey, William Smith (Monique's parents rush her to the local ER)

- Grave Danger - Takeshi Furukawa (doctor says it's not a spider bite/doctor prescribes an anti-itch cream)

- Personal Data (a) - Baxter Poe, Stan Hope (cream seems to be working)

- Tracking Fraud - Anthony Phillips (family returns to California)

- Find Him - Takeshi Furukawa (Monique's foot starts to hurt again)

- Build to Bang - Steve Everitt (doctor believes it's a wart, and puts nitrogen on it to freeze it)

- Dead Ringers - Anthony Phillips (sting briefly heard when the hose squirts the liquid on the wound)

- Valley of the Kings 2 - Terry Devine-King [Audio Network] (Monique's foot continues to hurt after the freezing)

- Build to Bang - Steve Everitt ("I'm worried, because he froze something that might not be a wart."/the next morning, Monique notices something move in her foot)

- Heart of Hell - Duncan Pittock [Audio Network] (Monique's mother looks at her foot)

- Aliens Crush Man - Bill Brown (something is alive in Monique's foot)

- Grim Grandeur - Steve Everitt ("Something is alive in 6-year-old Monique Els' foot.")

- Personal Data (a) - Baxter Poe, Stan Hope (doctor looks at Monique's foot)

- Grim Countdown - Baxter Poe, Josh Mobley, Stan Hope (doctor diagnoses Monique with cutaneous myiasis)

- Giving You the Creeps - Daniel Backes, Peter Moslener (myiasis can occur almost anywhere on the body)

- Why We Fight - Bruno Alexiu [Cezame Music Agency] (what the maggot does)

- Metal Masses (a) - Baxter Poe, Stan Hope (life cycle of the fly)

- Giving You the Creeps - Daniel Backes, Peter Moslener (doctors believe Monique got the maggot in the sand or a fly landed on her foot)

- War Torn - Brad Smith (there are many types of cutaneous myiasis/"It was horrifying.")

- Build to Bang - Steve Everitt (extracting the parasite could lead to a serious infection/doctors administer albendazole)

- Bits of Remembrance - Kurt Oldman (larvae is finally dead)

- Liquid Rocketman - Igor Dvorkin, Duncan Pittock [Audio Network] (Monique is now 12)

- Chased By Evil - Robert Bennett (how to avoid getting maggots inside the skin/maggots are sometimes used in medicine)

- Smoke & Mirrors - Steve Martin (ending screen)