Angler Jeremy Wade heads to the Australian outback to try and catch the rare and fearsome Freshwater Sawfish. This shadowy predator is said to be 18 feet long and attacks boats - but does the fact that it could slash Jeremy to shreds make it a killer?

Jeremy Wade travels to Brazil's 'wild west' in search of a river monster that has killed three cowboys. Jeremy finally corners his elusive prey in the most unexpected place. All he has to do then is catch it, without getting killed.