Monstrous Act: A look at the surprising twists in the hunt for the killer of 20-year-old Missy Grubaugh, who was found dead in her apartment in Arlington in 1994. (S3, ep 5)

Series exploring some of the most baffling and challenging investigations in modern law enforcement. (S8, ep 4)

Too Close To Call: Just one or two fish is all that separates the top four boats as the crews enter the final five days of the Atlantic bluefin tuna season. (S4, ep 17)

Bait And Switch: Hard Merchandise hold the lead as the final week begins. But with a single tuna worth up to $20,000, the fight for first place will go down to the wire. (S4, ep 15)

The Reckoning: With just one week left, the Gloucester fleet gets set for a final showdown as the North Atlantic bluefin fishing season draws to a dramatic close. (S3, ep 15)

Knock Out Punch: With just two weeks remaining, the Gloucester crews are locked in a tight race. It's clear that none of the teams are prepared to go down without a fight. (S4, ep 14)

The Mighty Bite: With just two weeks of the fishing season left, the contest heats up as the Gloucester captains race to bring in record hauls. (S3, ep 14)

Tuna Trifecta: With just three weeks left to fish, it's proving the closest race in Wicked Tuna history. With every bluefin caught, a new frontrunner threatens to emerge. (S4, ep 13)

Sharks and Recreation: FV-Tuna sail into the lead with just three weeks to go. As the other boats fight for second, a shark causes major panic on board The Hot Tuna. (S3, ep 13)

Triple Crossed: Captain TJ Ott gives Dave Carraro a hot tip. But can it help him make up for last week's poor performance? (S4, ep 12)