Siren: Season 3

2020 · 10 episodes · ★ 7.7

What Season 3 of Siren

Season 3 opens with the fallout from the decision Ben made at the end of Season 2, a choice that strains his relationship with Maddie and Ryn. Meanwhile, Tia, a new mermaid who is dangerous and very cunning, arrives in Bristol Cove. She challenges Ryn's leadership and sparks a clash between rival tribes beneath the sea. Ryn must also protect her baby, which is now being carried by a surrogate mother, and she can't let her guard down. Helen and the hybrids keep a close eye on these conflicts, and Xander tries to take on a bigger role in the town.

10episodes

Apr 2, 2020premiered

May 28, 2020latest episode

7 hrtotal runtime

Season 3 Episodes

3x01 Borders
Apr 2, 2020 · 42 min · ★ 5.5
As an old friend visits Helen, a new mermaid arrives leaving Ryn questioning their motives. Maddie learns the truth behind Ian’s death, as Ben fights for his mother’s treatments. While Xander is inspired to take on more responsibility.
Starring: Gil Birmingham, Michael J. Rogers, Javier Lacroix, Dayleigh Nelson
3x02 Revelations
Apr 2, 2020 · 42 min
When another mysterious death is uncovered in Bristol Cove, Ryn suspects Tia. Maddie befriends a new acquaintance in Seattle. Helen warns the hybrids of trouble. Xander begins training and Ted revisits the past.
Starring: Marilyn Norry, Rob McEachern, Nevin Burkholder, Xiomara Lopez
3x03 Survivor
Apr 9, 2020 · 42 min
Ryn seeks help only to learn the secret existence of her unborn child. Ben sets out on a dangerous path to help his mom, while Xander tries to establish himself in his new career. Helen consults with Eliza to help contact Sarge.
Starring: Sarah-Jane Redmond, Sibongile Mlambo, Yumi Ogawa, Donal Thoms-Cappello
3x04 Life and Death
Apr 16, 2020 · 42 min
Ben and Maddie help Ryn guide her surrogate though a life-threatening delivery. Helen and Xander deliver a hybrid corpse to Beth at The Ranch. Xander faces danger on the high seas during a ride-along with the Bristol Cove water patrol.
Starring: Daniel Cudmore, Kiomi Pyke, Kaaren de Zilva, Christopher Logan
3x05 Mommy and Me
Apr 23, 2020 · 42 min
Ryn returns to land to explore human motherhood. Maddie and Robb come across a gruesome discovery. Ben experiences mysterious side effects and Ted confronts Helen.
Starring: Tammy Gillis, Jill Teed, Sedale Threatt Jr., Megan Danso
3x06 The Island
Apr 30, 2020 · 42 min
Ryn discovers a refuge of injured mermaids that escaped Tia’s violent takeover. Ben and Xander get caught in a battle with Tia’s troops. Maddie feeds Robb half-truths to secure his discretion. Ted explores his family lineage.
Starring: David Cubitt, Aylya Marzolf, Brendan Fletcher, Caroline Cave
3x07 Northern Exposure
May 7, 2020 · 42 min
Ryn, Ben, Maddie must recruit new allies in the fight against Tia. Helen seeks answers when she’s haunted by Donna’s spirit. Tia obtains dangerous weapons she plans to use in her fight. Xander struggles to make amends with Annie.
Starring: Hugo Ateo, Georgia Waters, Deniz Akdeniz, Sisse Marie
3x08 ‘Til Death Do Us Part
May 14, 2020 · 42 min
Ryn, Ben and Maddie must protect Bristol Cove from Tia’s army. Meanwhile, Ben’s injections are producing unexpected results, which alarms both him and the others. Xander juggles best man duties at Calvin’s wedding while also helping Helen.
Starring: David A. Kaye, Curtis Lum, Chad Rook, Hannah Levien
3x09 A Voice in the Dark
May 21, 2020 · 42 min
Tia unleashes a deadly attack on Bristol Cove. Ryn, Ben and Maddie race against time to find a cure for Xander’s mysterious illness, while anticipating Tia’s next move. Baby Hope returns to land to reconnect with Ryn.
3x10 The Toll of the Sea Season Finale
May 28, 2020 · 42 min
In an effort to save Hope, Ryn and Ben confront Tia in an undersea battle between the mermaid tribes. Maddie and Robb work to find a cure for Xander, while Helen and the hybrids help restore order. Ted struggles to accept Ben’s reality. Season finale.