River Monsters - Season 8 (2016)

Something is terrorizing the Florida Keys, attacking both visitors and locals alike - striking its victims so violently it is slicing open flesh, even smashing bones. Jeremy Wade is determined to identity the assailant, but is quickly out of his depth.

Extreme angler Jeremy Wade's cases usually involve freshwater culprits, but with multiple reports of a deep water serial killer in Mexico's 'Sea of Cortez', he must step out of his comfort zone and into unchartered depths in search of the red devil.

Jeremy investigates tales of a mysterious shark-octopus hybrid called the Lusca

Extreme angler and underwater detective Jeremy Wade goes in search of the real creature behind the enduring legend of the sea serpent - starting with a violent attack in the English Channel, and culminating in the dark depths of the Mediterranean Sea.

Jeremy goes behind the scenes and we see what went into the making of a season at sea.

Jeremy Wade has hunted down freshwater killers for 30 years, but those waters are infested with darker, deadlier creatures - parasites.

Jeremy relives some of his greatest catches when superstitions and unseen forces seem to have played a helping hand in his success.

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Jeremy revisits old cases and reveals new data received from his many scientific collaborations.

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