River Monsters - Season 9 - Eps 1: Killers From the Abyss
Wade takes on the biggest investigation of his career -- to unravel what happened to over 1,000 passengers of the RMS Laconia, torpedoed in the mid-Atlantic; he travels the globe, battling giant fish, massive sharks and a deep-sea monster.
About River Monsters

Title: River Monsters
First Air Date: 2009-04-05
Last Air Date: 2017-05-28
Status: Ended
Rating: 7.2/10 (from 53 votes)
Language: EN
Seasons: 10
Total Episodes: 59
Network: Animal Planet
Genres: Documentary, Action & Adventure, Reality
Production Companies: Discovery Productions, Icon Films
Synopsis
Extreme angler Jeremy Wade is on the hunt for fish with a taste for human flesh. This rip-roaring ride mixes action and adventure with mysteries, edge-of-the-seat chase and a battle of wills between man and nature.
Cast

Jeremy Wade
Himself