Browse all 19 episodes in this season, including available images, air dates, runtimes, ratings and episode summaries from TMDB.

Episode 1
Zoo Revolution takes the viewer deep inside the increasingly controversial debate about the value of zoos in the 21st century.

Episode 2
Deadly By Design explores the lucrative business of illegal synthetic drugs in Canada.

Episode 3
Julie Bouvier who was nearly stabbed to death by a man in a psychotic frenzy because "the devil told him to kill the prettiest girl in the mall" is shocked to find he is released from the mental hospital and terrified that he will come after her.

Episode 4
A look at one of the most radical and consequential social movements of our time – the global trend toward living alone. In Canada, there are now more one person households than couple households with kids. Why is this happening and why does it matter?

Episode 5
We embrace our superstitions even though we live in the most scientifically advanced time in all of history. Is superstition the tonic we need to face a more frightening world?

Episode 6
Doc Zone burrows into the world of these miniature night crawlers and reveals the oversized impact they’re having on our daily lives. We nearly eradicated them in the 20th century, so why are they now staging a major comeback?

Episode 7
Look at the forces at play behind the fastest moving condo market in North America, Toronto, and discover that the glittering glass hides a sea of troubles.

Episode 8
HOW WE GOT GAY tells the incredible story of how gay men and women went from being the ultimate outsiders to occupying the halls of power.

Episode 9
A celebration of the life of Nelson Mandela.

Episode 10
Smoking, overeating, shopping, nail-biting… we all have a habit that we would like to get rid of, but where the brain is willing, the body is often weak. We take an in-depth look at habits and the new science on the interaction between brain chemistry and self-control.

Episode 11
Whether you’re an unemployed single mom or a Fortune 500 CEO with a new baby, women today are experiencing a motherload like never before. Women still lag behind men in income, full-time employment and senior management positions. Doc Zone investigates why we are not yet living in a 50--50 world.

Episode 12
As more urban adventurers seek recreational thrills than ever before, search and rescue teams are pushed to the limit trying to save them. Doc Zone follows dramatic searches as they unfold, and finds a rescue system patched together with volunteers who risk their own lives to save others.

Episode 13
No doors. No walls. And coming soon to an office near you. Open concept design is becoming ubiquitous in workspaces. Advocates say it encourages better interaction amongst employees. Critics say it's noisy and distracting. So what's driving this?

Episode 14
A behind-the-scenes look at justice and democracy with 3 unforgettable people - the man President Putin may fear the most; the maverick fighting Moscow for control of his city; and his romantic partner, a journalist battling political persecution – all risking everything to make change in Russia.

Episode 15
An exploration of female sex tourism in Cuba and the story of 3 Canadian women and their Cuban lovers. Who is exploiting whom?

Episode 16
Angry Kids & Stressed Out Parents demonstrates how to stop crime - before potential criminals graduate grade one.

Episode 17
The asteroid threat is real. So are the heroes that can stop it.

Episode 18
Modern sleuthing solves the century-old intrigue shrouding the stolen Bell of Batoche.

Episode 19
The Secret World of Gold is a documentary exploring the power and politics of gold, a precious metal with more allure and fascination than any other. Valued for its permanence, beauty and scarcity, people will lie, cheat, steal and kill in the name of gold.