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The Best Episodes of Siren

Every episode of Siren ranked from best to worst. Let's dive into the Best Episodes of Siren!

Binge this in 1d 1hPeaking at 9.0/10

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

Airs on

Seasons3

Episode Rankings

  1. #1 Fan Favorite
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    Siren Season 3 Episode 5 - Mommy and Me
    9.0/10(2 votes)

    #1 - Mommy and Me

    S3:E5

    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.

    Director:Unknown
    Writer:Unknown

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  2. Siren Season 3 Episode 6 - The Island
    9.0/10(2 votes)

    #2 - The Island

    S3:E6

    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.

    Director:Unknown
    Writer:Unknown

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  3. Siren Season 3 Episode 8 - ‘Til Death Do Us Part
    9.0/10(2 votes)

    #3 - ‘Til Death Do Us Part

    S3:E8

    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.

    Director:Unknown
    Writer:Unknown

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  4. Siren Season 3 Episode 2 - Revelations
    8.5/10(2 votes)

    #4 - Revelations

    S3:E2

    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.

    Director:Unknown
    Writer:Unknown

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  5. Siren Season 3 Episode 7 - Northern Exposure
    8.0/10(1 votes)

    #5 - Northern Exposure

    S3:E7

    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.

    Director:Unknown
    Writer:Unknown

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  6. Siren Season 3 Episode 10 - The Toll of the Sea
    8.0/10(1 votes)

    #6 - The Toll of the Sea

    S3:E10

    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.

    Director:Unknown
    Writer:Unknown

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    The 20 WORST Episodes of Siren

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  8. Siren Season 2 Episode 5 - Primal Instincts
    7.8/10(5 votes)

    #7 - Primal Instincts

    S2:E5

    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.

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  9. Siren Season 2 Episode 4 - Oil & Water
    7.7/10(6 votes)

    #8 - Oil & Water

    S2:E4

    Ryn decides they need to find another solution for housing the mermaids, as hiding them becomes increasingly difficult. Ben becomes a mentor to Levi as he tries to learn how men behave on land, while Maddie continues to struggle with her mother’s renewed presence in her life.

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  10. Siren Season 2 Episode 8 - Leverage
    7.6/10(5 votes)

    #9 - Leverage

    S2:E8

    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.

    Director:Joe Menendez
    Writer:Eric Wald

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  11. Siren Season 2 Episode 11 - Mixed Signals
    7.5/10(4 votes)

    #10 - Mixed Signals

    S2:E11

    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. Meanwhile, 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.

    Director:Unknown
    Writer:Unknown

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  12. Siren Season 2 Episode 6 - Distress Call
    7.4/10(5 votes)

    #11 - Distress Call

    S2:E6

    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.

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  13. Siren Season 1 Episode 5 - Curse of the Starving Class
    7.3/10(6 votes)

    #12 - Curse of the Starving Class

    S1:E5

    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.

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  14. Siren Season 2 Episode 1 - The Arrival
    7.3/10(6 votes)

    #13 - The Arrival

    S2:E1

    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.

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  15. Siren Season 2 Episode 2 - The Wolf at the Door
    7.2/10(6 votes)

    #14 - The Wolf at the Door

    S2:E2

    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.

    Director:Amanda Row
    Writer:Eric Wald

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  16. Siren Season 2 Episode 3 - Natural Order
    7.2/10(4 votes)

    #15 - Natural Order

    S2:E3

    Ryn fights to maintain leadership of the pack when the other mermaids question her loyalties. Ben interferes in a mermaid ritual causing friction between himself and Ryn, meanwhile, Helen discovers more about her family lineage.

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  17. Siren Season 2 Episode 9 - No North Star
    7.2/10(4 votes)

    #16 - No North Star

    S2:E9

    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.

    Director:Unknown
    Writer:Unknown

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  18. Siren Season 2 Episode 10 - All In
    7.2/10(4 votes)

    #17 - All In

    S2:E10

    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. Meanwhile, 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.

    Director:Unknown
    Writer:Unknown

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  19. Siren Season 2 Episode 12 - Serenity
    7.2/10(4 votes)

    #18 - Serenity

    S2:E12

    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.

    Director:Unknown
    Writer:Unknown

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  20. Siren Season 1 Episode 4 - On the Road
    7.1/10(9 votes)

    #19 - On the Road

    S1:E4

    When the military facility goes on high alert, Chris manages to escape, but he’s not the only one who gets out.

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  21. Siren Season 2 Episode 7 - Entrapment
    7.0/10(4 votes)

    #20 - Entrapment

    S2:E7

    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.

    Director:Amanda Row
    Writer:Zoë Green

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  22. Siren Season 2 Episode 13 - The Outpost
    7.0/10(4 votes)

    #21 - The Outpost

    S2:E13

    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.

    Director:Unknown
    Writer:Unknown

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  23. Siren Season 2 Episode 14 - The Last Mermaid
    7.0/10(4 votes)

    #22 - The Last Mermaid

    S2:E14

    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.

    Director:Unknown
    Writer:Unknown

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  24. Siren Season 2 Episode 15 - Sacrifice
    7.0/10(3 votes)

    #23 - Sacrifice

    S2:E15

    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.

    Director:Unknown
    Writer:Unknown

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  25. Siren Season 2 Episode 16 - New World Order
    7.0/10(3 votes)

    #24 - New World Order

    S2:E16

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

    Director:Unknown
    Writer:Unknown

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  26. Siren Season 3 Episode 3 - Survivor
    7.0/10(1 votes)

    #25 - Survivor

    S3:E3

    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.

    Director:Unknown
    Writer:Unknown

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Best Episodes Summary

"Mommy and Me" is the best rated episode of "Siren". It scored 9/10 based on 2 votes. Directed by Unknown and written by Unknown, it aired on 4/23/2020. This episode scored 0.0 points higher than the second highest rated, "The Island".