The BEST episodes of Siren (2018) season 2

Every episode of Siren (2018) season 2, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Siren (2018) season 2!

A costal town known for its legend of once being home to mermaids is turned upside down when a mysterious girl appears and begins wreaking havoc.

Last Updated: 3/26/2024Network: FreeformStatus: Ended
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Leverage
star
7.85
616 votes

#1 - Leverage

Season 2 - Episode 8 - Aired 3/14/2019

Mermaids and humans join forces in a radical plan to stop the oil company, but their efforts have a devastating effect. And facing an uncertain future, Ben, Maddie and Ryn come together for a romantic farewell.

Directors: Joe Menendez
Writer: Eric Wald
Watch Now:AmazonApple TV
Distress Call
star
7.72
584 votes

#2 - Distress Call

Season 2 - Episode 6 - Aired 2/28/2019

Dale copes with the fallout from Maddie and Ryn’s encounter with the man from Susan’s past, while Katrina continues to persuade the rest of the mermaid pack to get on her side, even if that means brute force against both mermaids and humans.

Directors: David Grossman
Watch Now:AmazonApple TV
Entrapment
star
7.71
625 votes

#3 - Entrapment

Season 2 - Episode 7 - Aired 3/7/2019

Tensions are rising following a shocking discovery. And living in a tank rather than the ocean is starting to have an adverse effect on many of the mermaids. Hoping to save her kind, and help her human circle, Ryn makes a deal with a complicated ally.

Directors: Amanda Row
Writer: Zoë Green
Watch Now:AmazonApple TV
Primal Instincts
star
7.69
618 votes

#4 - Primal Instincts

Season 2 - Episode 5 - Aired 2/21/2019

Ryn continues to try to teach the other mermaids to be more human in order to better assimilate, but some are starting to resist her, causing Ryn to wonder if she herself is becoming too human. Maddie finds herself in a dangerous situation trying to help her mom. Meanwhile, Ben and Xander reconcile in order to work together to get the mermaid pack back into the water.

Writer: Liz Maccie
Watch Now:AmazonApple TV
New World Order
star
7.68
493 votes

#5 - New World Order

Season 2 - Episode 16 - Aired 8/1/2019

Ben faces a choice that has rippling consequences amongst mermaid, hybrid and human alike, as the truth about mermaids is exposed.

Directors: Nick Copus
Watch Now:AmazonApple TV
Oil and Water
star
7.64
619 votes

#6 - Oil and Water

Season 2 - Episode 4 - Aired 2/14/2019

Ryn decides they need to find another solution for housing mermaids as the pack dynamics remain precarious. Ben becomes a mentor to Levi as he tries to learn how men behave on land.

Directors: John Badham
Watch Now:AmazonApple TV
No North Star
star
7.63
544 votes

#7 - No North Star

Season 2 - Episode 9 - Aired 6/13/2019

Ben, Maddie and the other humans deal with the fallout from the attack on the oil rig, while the mermaids reacclimate to their ocean home. Ryn comes back to land to follow through on an agreement she made with the military, despite not knowing what their ultimate goals are.

Writer: Sarah Wise
Watch Now:AmazonApple TV
Natural Order
star
7.62
665 votes

#8 - Natural Order

Season 2 - Episode 3 - Aired 2/7/2019

Ryn fights to maintain leadership of the pack when her loyalties are questioned over her friendship with Ben and Maddie. Ben interferes in a mermaid ritual and Helen discovers more about her family lineage.

Directors: Joe Menendez
Watch Now:AmazonApple TV
All In
star
7.59
512 votes

#9 - All In

Season 2 - Episode 10 - Aired 6/20/2019

With Elaine Pownall’s health worsening, she seeks treatment from the military’s medical trial using mermaid cells, but the procedure doesn’t come without side effects to the mermaids. Helen and Rick learn more about the hybrid status, their history in Bristol Cove, and discover they are far less alone than Helen once believed.

Directors: David Solomon
Watch Now:AmazonApple TV
Sacrifice
star
7.58
467 votes

#10 - Sacrifice

Season 2 - Episode 15 - Aired 7/25/2019

Ben and Xander are left dealing with a shocking discovery about Chris and his connection to the military. Meanwhile, Helen and Maddie reluctantly seek help from the hybrids as the threat of extinction looms over the mermaids. Ryn encounters the journalist who continues to chase his theories on mermaids to increasingly desperate ends.

Directors: Rachel Leiterman
Writer: Liz Maccie
Watch Now:AmazonApple TV
Mixed Signals
star
7.57
517 votes

#11 - Mixed Signals

Season 2 - Episode 11 - Aired 6/27/2019

Maddie and Ben contend with how to help Ryn knowing that in order to help Elaine get better, they will need to continue the procedures on Ryn. When one of the group gets sirened, there is more drive than ever to get to the bottom of how the siren song really works—further piquing the interest of the military in how Ryn can be of use to them.

Watch Now:AmazonApple TV
The Outpost
star
7.54
483 votes

#12 - The Outpost

Season 2 - Episode 13 - Aired 7/11/2019

Mermaid mating season has begun, with Ryn knowing she will need to go back to the sea to help her colony. The hybrids convince one of the mermaids to come with them to a remote location, leading Helen and Ben on a hunt to find them. A journalist turns to Xander for help putting the pieces together of the night of the oil rig disaster, but Xander is torn on where his loyalties lie and what helping him could mean for his future.

Directors: Amanda Tapping
Writer: Cole Fowler
Watch Now:AmazonApple TV
The Arrival
star
7.53
794 votes

#13 - The Arrival

Season 2 - Episode 1 - Aired 1/24/2019

With more mermaids landing at Bristol Cove’s shores, the threat of discovery increases. After his encounter with the siren song, Ben tries to cope with the after effects. Maddie’s mom returns to town and tries to connect with her daughter. Meanwhile, Ryn attempts to adapt to life on land.

Directors: Matt Hastings
Watch Now:AmazonApple TV
Serenity
star
7.52
484 votes

#14 - Serenity

Season 2 - Episode 12 - Aired 6/27/2019

Ryn goes back to the ocean to get help for Ben and Maddie’s conditions but discovers that continuing to go back may get harder than she realized the longer she’s on land. But when they learn that there may be a special place in Ryn’s homeland that could help them, Ben, Maddie and Ryn must all venture under the sea together to find the cure. Meanwhile, Helen and Ted connect over their shared family histories.

Watch Now:AmazonApple TV
The Wolf at the Door
star
7.50
725 votes

#15 - The Wolf at the Door

Season 2 - Episode 2 - Aired 1/31/2019

Ben, Maddie and Ryn desperately try and keep the newly arrived mermaid pack hidden from the rest of the town, but the new mermaids’ quick degradation on land forces them to get them back to the sea unnoticed during the town’s Mermaid Beauty Contest. Elaine grows more suspicious of Helen and her connections to their family.

Directors: Amanda Row
Writer: Eric Wald
Watch Now:AmazonApple TV
The Last Mermaid
star
7.45
470 votes

#16 - The Last Mermaid

Season 2 - Episode 14 - Aired 7/18/2019

Mating season turned out to be less successful than everyone had hoped, leading them to question the possibility of the mermaids procreating on land. Ryn brings a new mate ashore for the good of the colony, but it raises emotional questions for Ben and Maddie.

Directors: Barbara Brown
Watch Now:AmazonApple TV