Shark attack survivor Paul de Gelder attempts the unthinkable – getting attacked by a shark, again. Under the supervision of experts, Paul provokes sharks to attack him in multiple scenarios, where they bite and tear off prosthetic limbs to teach life-saving tactics for surviving an encounter with nature's deadliest predators.

When Shark Tagger Keith Poe saw the shark for the first time, he knew it was different. It was aggressive, 13-feet long and had very dark skin. Now, a group of experts lure the beast up from the abyss to determine if the creature is a mako, or mutant, or possibly, a mako and great white hybrid.

Global adventurer Josh Gates solves some of the strangest and most disturbing shark mysteries of all-time, including the real-life bloody inspiration for the movie Jaws and the gruesome case of the Tiger Shark who vomited an arm while living in captivity and ultimately helped police solve a murder mystery.