The actor concludes his adventure in Argentina and heads to the Parana River. He lays baited lines for the largest freshwater fish in the world - the short-tailed river stingray - before using a curried-fruit lure to catch a pacu for supper. He also visits the San Juan Poriahu ranch to fish for piranha in the surrounding lagoons and tries his luck at the Salto Grande Dam on the river Uruguay. Last in the series

The actor continues his adventure in New Caledonia, a collection of islands in the far south-western corner of the Pacific Ocean. He begins by searching for local speciality flame snapper, before trying to catch Spanish mackerel in La Foa. He also joins the Kanak people on the island of Taanlo, where he fishes with spears in open water, takes part in a crab-hunting expedition and tries to land a giant trevally

The actor heads to eastern Russia and meets the Nanai people, who begin their day with a traditional dance before fishing for northern pike in the Amur river. He also visits the Kamchatka peninsula, where he receives advice from a master angler as he tries to catch his first Russian fish with some unusual methods

The actor heads to the volcanic island of Papua New Guinea, where he enlists the help of hunter Riccard Reimann to catch a fiercely territorial fighting fish. Robson also searches for megapode eggs near Mount Tavurvur, meets fishermen who use hand lines that reach a depth of more than 500ft, and sails out in the open ocean to look for a ruby snapper

Robson Green continues his journey in Patagonia, where he is on a mission to fish in the southernmost city in the world - Ushuaia. He also hopes to catch a chinook salmon in Torres del Paine and deals with foul-smelling bait when he joins a team of commercial fishermen to hunt for a centolla crab