Episode 1
Fisherman and adventurer, Jeremy Wade, travels to Alaska to discover what has happened to the king salmon - the power athletes of the salmon world.
Episode 2
Fisherman and adventurer, Jeremy Wade, is with a commercial fishing boat in Alaska, searching for giant halibut. Will they catch the sought-after 50-lb halibut?
Episode 3
Fisherman and adventurer, Jeremy Wade, is on an epic journey to catch a prehistoric monster - the man-sized pike in the lakes of Ireland. Will he find it?
Episode 4
Fisherman and adventurer, Jeremy Wade, travels to Lake Garda in northern Italy to investigate a 16th century monster fish. What secrets is the lake hiding?
Episode 5
Fisherman and adventurer, Jeremy Wade, travels to the island of Tasmania in search of a colossal freshwater beast on the verge of disappearing forever.
Episode 6
Fisherman and adventurer, Jeremy Wade, travels to western Australia to discover what is wiping out many of the fish in Australia's Fitzroy River. What will he find?
Episode 7
Jeremy heads to Australia to investigate an underwater attack. Could it be the work of a giant fresh water predator that many believed to be extinct?
Episode 8
A recent sighting of a local and bizarre beast, a kaaiman, calls Jeremy to South Africa. He hopes to uncover the facts behind this ancient myth.