River Monsters Season 2, Episode 4: Alaskan Horror

Death Ray

Jeremy Wade heads to the Mekong River in search of one of the world's largest, most terrifying river fish, the giant freshwater stingray. Armed with a venomous 10-inch barbed tail, this 700-pound monster pushes Jeremy to his limit.

Killer Snakehead

Angler Jeremy Wade sets his sights on an aggressive Far Eastern predator that's now invading America's backyards. Accused of homicide, and said to breathe air and crawl on land, the Snakehead is a monster that sounds more like a gangster than a fish.

45 min

Congo Killer

Jeremy Wade travels to one of the few rivers left on earth that will still test a fisherman. The Congo, a river steeped in legends... and soaked in violence. One spirit in particular is said to lure fishermen from their boats to their death.

Rift Valley Killer

Jeremy Wade is on a quest to Africa's Rift Valley to explore the roots of fishing and the monsters these first fishermen faced. It's a dangerous place, filled with killer crocs, hippos and warring gangs, but at its heart is a worthy prize: the Mputa, aka Nile perch, Africa's largest freshwater fish.

Hidden Predator

The biggest bull shark ever recorded was caught in South Africa, in a river. Was this monstrous freshwater catch a horrifying fluke, or are there more shark giants prowling this river? Jeremy Wade heads to South Africa to see if he can land a monster!

45 min

Demon Fish

Jeremy Wade journeys to the infamous Congo River in Africa in search of the world's most ferocious fish. This supernatural monster predator pushes Jeremy to his physical and mental limit. It requires all of his skills and the help of a witch doctor.

45 min