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The coastal town of Bristol Cove is known for its legend of once being home to mermaids. When the arrival of a mysterious girl proves this folklore all too true, the battle between man and sea takes a very vicious turn as these predatory beings return to reclaim their right to the ocean.
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Episodes
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- E1 PilotNext upMar 29, 2018 · 42 min · ★ 6.4
Synopsis

The coastal town of Bristol Cove, once known for being home to mermaids, is turned upside down with the arrival of a mysterious girl.
Guest stars: Ntare Guma Mbaho Mwine (Professor Aldon Decker), Toby Levins (Donnie), Nia Cummins (Teacher), Jaedon Siewert (Narrator (voice)), Devina Briggs (Young Mermaid), Jacqueline Burrows (Girl (At Marine Center)), Thomas Glukler (Young Charles), Claire Margaret Corlett (Sister)
- E2 The LureMar 29, 2018 · 42 min · ★ 6.7
Synopsis

Ben and crew of The North Star uncover a device emitting a strange sound. Meanwhile, Ryn finds shelter in the home of the local folklore expert.
Guest stars: Vaughn Clements (Foreman Rob), Tatyana Forrest (Trailer Park Mom), Phillip Reed (Donnie's Neighbor), Alex Lee (Customer), Jaymee Mak (Goth Checkout Girl), Jennifer Koenig (Vicki), Veronika Hadravá (Nurse Donna Stevenson), Ellen Ewusie (Tanya)
- E3 Interview with a MermaidApr 5, 2018 · 42 min · ★ 6.9
Synopsis

Dale and the local police’s investigation starts pointing directly to Ryn, meanwhile Xander and Calvin’s search for Chris heats up when they locate the nurse who works at the military bunker.
Guest stars: Jennifer Koenig (Vicki), Serge Jaswal (Tech #1), Tara Pratt (Sketch Artist), Veronika Hadravá (Nurse Donna Stevenson), Ellen Ewusie (Tanya), Anthony Harrison (Admiral Harrison), Ron Yuan (Aldon Decker), Andrew Jenkins (Doug Pownall)
- E4 On the RoadApr 12, 2018 · 42 min · ★ 7.1
Synopsis

When the military facility goes on high alert, Chris manages to escape, but he’s not the only one who gets out.
Guest stars: Serge Jaswal (John), Veronika Hadravá (Nurse Donna Stevenson), Ellen Ewusie (Tanya), Dayleigh Nelson (Kevin), Adam Klassen (Computer Tech), Arran Henn (News Anchor), Shane Nicely (White Van Man #2), Ronald Patrick Thompson (Armed Guard)
- E5 Curse of the Starving ClassApr 19, 2018 · 42 min · ★ 7.4
Synopsis

Ben begins to investigate some suspicious overfishing, meanwhile Decker ramps up his efforts to find his escaped mermaid and shows the true extent of his influence.
Guest stars: Quianna Denny (Bartender (AK)), Lia Farrelly-Hodge (Andrea (Waitress)), Arkie Kandola (Ivan), Duncan McLellan (Over the Hill Sporto), Gigi Saul Guerrero (Petty Officer Nina Lopez), Anthony Harrison (Admiral Harrison), Brad Kelly (Wally), Ron Yuan (Aldon Decker)
- E6 ShowdownApr 26, 2018 · 42 min · ★ 7.2
Synopsis

When Ben and Maddie attend his mother’s fundraising gala, an unexpected guest shows up and offers to put an end to the overfishing that’s threatening the lives of the mermaids in Bristol Cove.
Guest stars: Rick McLean (Sidney), Gigi Saul Guerrero (Petty Officer Nina Lopez), Shayne Elliott (Rick), Gaalen Engen (Man), Anthony Harrison (Admiral Harrison), Ron Yuan (Aldon Decker), Graeme Duffy (Deputy Clarence), Andrew Jenkins (Doug Pownall)
- E7 Dead in the WaterMay 3, 2018 · 42 min · ★ 7.0
Synopsis

When Ryn is taken in for questioning, Maddie rushes to her rescue. Meanwhile, Ben and Xander return to the deep sea to search for answers, only to be met by an uninvited guest.
Guest stars: Brian Anthony Wilson (Capt. Sean McClure), Anthony Harrison (Admiral Harrison), Ron Yuan (Aldon Decker), Gil Birmingham (Sheriff Dale Bishop), Sibongile Mlambo (Donna), Tammy Gillis (Deputy Marissa Staub), Sedale Threatt Jr. (Levi), Curtis Lum (Calvin Lee)
- E8 Being HumanMay 10, 2018 · 42 min · ★ 7.0
Synopsis

Bristol Cove mourns a loss causing Ryn to experience a new human emotion.
Guest stars: Brad Kelly (Wally), Angela Moore (Town Pastor), Shayne Elliott (Grizzly Fisherman), J. Douglas Stewart (Older Fisherman), Kasey Kieler (Man on Boat), Janet Glassford (Community Woman #1), Shauna Hansen (Crying Woman), Gail Hamilton (Community Woman #2)
- E9 Street FightMay 17, 2018 · 42 min · ★ 7.0
Synopsis

Donna comes ashore with two other members of her colony to bring Ryn back home. When mermaids once again begin wreaking havoc throughout the town, Dale tries to put an end to it once and for all.
Guest stars: Ron Robinson (Deputy #1), Cameron McDonald (Beachcomber #1), Heather Feeney (Beachcomber #3), Jai Braithwaite (Sylvia's Date), Mike Wasko (Beachcomber #2), Serena Van Rooy (Little Girl), Ron Yuan (Aldon Decker), Sarah Hayward (Sylvia)
- E10 AftermathMay 24, 2018 · 42 min · ★ 6.0
Synopsis

In the season finale, the enchanting siren song takes hold of Ben and Decker. Meanwhile, Dale must answer for the escalating crime in Bristol Cove.
Guest stars: Ron Yuan (Aldon Decker), Tina Grant (Deputy), Jenna Hastings (Responder), Graeme Duffy (Deputy Clarence), Sarah Hayward (Sylvia), Gil Birmingham (Sheriff Dale Bishop), Sarah-Jane Redmond (Elaine Pownall), Sibongile Mlambo (Donna)
Cast & crew
Created by Dean White, Eric Wald, Nick Copus
Images · 14
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Reviews · from TMDB members
teamsirenobviouslyNov 5, 2026
I’ve only just found out of this show!!!! Where is everyone?! I AM OBSESSED. Fresh faces, seriously talented actors, and writing that actually delivers. I’m glued to my couch (thank God I work from home 😂). Seriously, STOP SCROLLING AND START WATCHING. You can thank me later!
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Eline Powell
Alex Roe
Fola Evans-Akingbola
Ian Verdun
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