After meeting a diver who was attacked by a goliath grouper, Cyril vows to catch one of the giants using a primitive and dangerous technique.
Cyril is recruited to swab the razor-sharp teeth of the ocean's most feared predators to help develop antibiotics for shark bite victims.
Using only his hands and feet as bait, Cyril sets out to catch a powerful catfish in Oklahoma's muddy waters, home to many deadly species.
After training with Brazilian special forces, Cyril embarks on a journey deep into the heart of the Amazon rain forest to catch the mighty piraiba.
In Texas, Cyril prepares to face the needle-like fangs of the mysterious alligator gar, while trying his best to avoid another ancient beast.
To get to Brazil's largest prehistoric fish, the endangered arapaima, Cyril must wade through swamps infested with piranhas, caimans and anacondas.
In an exciting journey that begins at the Notre Dame cathedral, Cyril chases a mysterious giant fish rumored to frequent Paris.
In Cuba, Cyril pursues two elusive beasts: the legendary barracuda and the tarpon, known for its acrobatics and fighting skills.
Invited by the Innu tribe to track giant lake trout in Canada, Cyril must deal with 4-foot-thick ice, marauding wolves and other new challenges.
Inspired by Hemingway’s "The Old Man and the Sea," Cyril sets out to hand-line a monster fish in a tiny boat and ends up in the battle of his life.
Cyril braves the wilds of northern Canada to pursue one of the most aggressive fish on the planet, the fang-toothed northern pike.
To track invasive species in Florida, Cyril must first earn the trust of the rugged Gladesmen by catching a python and swimming with wild alligators.
Cyril embarks on a hunt to nab the largest freshwater fish in North America, the massive white sturgeon, which can reach well over 1,000 pounds.
In Louisiana, Cyril dodges the jumping invasive Asian carp, hunts the Gulf Coast for sharks and seeks the armor-plated alligator gar.
Cyril aims to land a marlin in Costa Rica equipped with nothing but a handline, continuing a seemingly quixotic quest inspired by a classic novel.
Trying to avoid sharks, moray eels and a storm in Florida, Cyril sets out to reel in the razor-toothed "tiger of the seas," the great barracuda.
Off the Caribbean coast of Nicaragua, Cyril launches a remote expedition to land a tarpon, a famed silver game fish that can reach hundreds of pounds.
In Florida and the Bahamas, Cyril embarks on a mission to provide medical researchers with bacteria samples from the mouths of bull and tiger sharks.
In Uganda, Cyril pursues Africa's largest freshwater fish, the Nile perch, while facing harsh weather, crocodiles and hippos.
On a mission to collect the venom of its barbed tail for scientists creating an antidote, Cyril sets out to capture the giant freshwater stingray.
In the remote heart of the Amazon jungle in Brazil, Cyril faces an arduous journey in his hunt for the ferocious fanged payara or "vampire fish."
Angling for a particularly fierce quarry, monster fish hunter Cyril continues his globe-spanning quest to net the most fearsome denizens of the deep.
Off the Massachusetts coast, Cyril attempts to tag a bluefin tuna with a satellite transmitter, aiding researchers working to protect the species.
Fishing for kob along the coast of South Africa, Cyril must carefully maneuver across a rocky shoreline with pounding surf while avoiding sharks.