Sci-Fi & FantasyDrama2018–2020Freeform

The Best Episodes of Siren

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

Best episode
S3E10 The Toll of the Sea
8.5344 votes
Worst episode
S1E1 Pilot
7.41,070 votes
Top season
Season 3
8.1avg
Binge time
1d 1h
36 episodes
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

Seasons3

All123

Episode Rankings

  1. #1 Fan Favorite
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    Siren Season 3 Episode 10 - The Toll of the Sea
    8.5/10(344 votes)

    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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  2. Siren Season 2 Episode 8 - Leverage
    8.4/10(381 votes)

    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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  3. Siren Season 3 Episode 9 - A Voice in the Dark
    8.3/10(257 votes)

    S3:E9

    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.

    Director:Unknown
    Writer:Unknown

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  4. Siren Season 2 Episode 16 - New World Order
    8.2/10(329 votes)

    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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  5. Siren Season 3 Episode 7 - Northern Exposure
    8.2/10(252 votes)

    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 6 - The Island
    8.2/10(249 votes)

    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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    The 20 WORST Episodes of Siren

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  7. Siren Season 3 Episode 2 - Revelations
    8.0/10(269 votes)

    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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  8. Siren Season 3 Episode 4 - Life and Death
    8.0/10(250 votes)

    S3:E4

    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.

    Director:Unknown
    Writer:Unknown

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  9. Siren Season 3 Episode 3 - Survivor
    8.0/10(246 votes)

    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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  10. Siren Season 1 Episode 7 - Dead in the Water
    7.9/10(533 votes)

    S1:E7

    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.

    Director:Nick Copus
    Writers:Matt Morgan, Ian Sobel

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  11. Siren Season 3 Episode 5 - Mommy and Me
    7.9/10(248 votes)

    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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  12. Siren Season 3 Episode 8 - ‘Til Death Do Us Part
    7.9/10(237 votes)

    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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  13. Siren Season 1 Episode 4 - On the Road
    7.8/10(650 votes)

    S1:E4

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

    Director:Steven A. Adelson
    Writer:Elle Triedman

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  14. Siren Season 1 Episode 9 - Street Fight
    7.8/10(505 votes)

    S1:E9

    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.

    Director:Joe Menendez
    Writer:Zach Ayers

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  15. Siren Season 2 Episode 4 - Oil & Water
    7.8/10(376 votes)

    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.

    Director:John Badham
    Writers:Matt Morgan, Ian Sobel

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  16. Siren Season 2 Episode 7 - Entrapment
    7.8/10(341 votes)

    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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  17. Siren Season 3 Episode 1 - Borders
    7.8/10(306 votes)

    S3:E1

    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.

    Director:Unknown
    Writer:Unknown

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  18. Siren Season 2 Episode 6 - Distress Call
    7.7/10(348 votes)

    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.

    Director:David Grossman
    Writers:Richard Register, Michael Gans

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  19. Siren Season 2 Episode 3 - Natural Order
    7.7/10(364 votes)

    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.

    Director:Joe Menendez
    Writer:Heather Thomason

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  20. Siren Season 2 Episode 2 - The Wolf at the Door
    7.7/10(381 votes)

    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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  21. Siren Season 2 Episode 15 - Sacrifice
    7.6/10(271 votes)

    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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  22. Siren Season 2 Episode 12 - Serenity
    7.6/10(274 votes)

    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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  23. Siren Season 2 Episode 11 - Mixed Signals
    7.6/10(279 votes)

    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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  24. Siren Season 2 Episode 9 - No North Star
    7.6/10(319 votes)

    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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  25. Siren Season 2 Episode 1 - The Arrival
    7.6/10(447 votes)

    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.

    Director:Matthew Hastings
    Writer:Emily Whitesell

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Best Episodes Summary

"The Toll of the Sea" is the best rated episode of Siren. It scored 8.5/10 from 344 votes. Written and directed by Unknown, it aired on May 28, 2020. This episode scored 0.1 points higher than the second highest rated, "Leverage".

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