Murder Castle: A look at the hotel built by 1800s serial killer HH Holmes. Made for murder, it housed gas chambers and vats of acid that helped him kill up to 200 people. (S1, ep 2)
Manson Murders: Documentary exploring Charles Manson and his cult followers' 1969 Tinseltown killing spree, during which they killed more than half a dozen innocent people. (S1, ep 1)
After the Crash: Return to the Coquihalla Highway and join Jamie and the crew as they reflect on the most dangerous conditions, toughest wrecks and tense moments of the season. (S1, ep 10)
I can't take it anymore!: The race is on when a truck crashes and blocks an exit. Plus, the crew must salvage every letter when a mail lorry comes off the road. (S1, ep 9)
Yin & Yang: Traffic comes to a standstill when a rock slide causes a major collision. Tempers flare as the team come under pressure to reopen the highway quickly. (S1, ep 8)
The Family Business: A simple job turns into a major headache for the team. Plus, an SUV plunges off the cliff and Jamie wonders whether to bring his stepson into the business. (S1, ep 7)
The Avalanche Zone: The rescue team put their lives in jeopardy as they race to help drivers stranded in record-breaking snowfall. (S1, ep 6)
No Tears in Towing: A long-standing rivalry heats up during a dangerous storm. As trucks spin out of control, Jamie's crew battles a competing towing team for business. (S1, ep 5)
Roughing up the Rookie: Jamie's new recruit goes missing during a snow blizzard. Plus, the crew responds to a tragic crash on the highway. (S1, ep 4)
Time Travel: Zachary Quinto meets a series of people who claim to have moved through time as he explores the scientific potential for time travel. (S1, ep 4)