Season 1 of the upcoming Freeform mermaid mystery-thriller series, Siren, was picked up for a 10 episode order on April 19, 2017.[1] On October 7, it was announced that the series will be released on March 29, 2018 in a two-hour event.[2]

During the season's production, the filming took place in Vancouver, Canada.[3]


In the mermaid-obsessed sea town of Bristol Cove, everyone’s lives will change when actual mermaids come ashore, causing sides to be taken, loyalties to be tested and a war between man and mermaid to begin.



# Image Title Writer(s) Director Airdate No. in series
1 S01E01-Pilot-Promo-17 Pilot Eric Wald Scott Stewart March 29, 2018 1
The coastal town of Bristol Cove, once known for being home to mermaids, is turned upside down with the arrival of a mysterious girl.
2 S01E02-The-Lure-Promo-08 The Lure Eric Wald Nick Copus March 29, 2018 2
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.
3 S01E03-Interview-With-a-Mermaid-Promo-10 Interview With a Mermaid TBA TBA April 5, 2018 3
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.
4 S01E04-On-The-Road-Promo-14 On the Road TBA TBA April 12, 2018 4
When the military facility goes on high alert, Chris manages to escape, but he’s not the only one who gets out
5 S01E05-Curse-of-the-Starving-Class-Promo-04 Curse of the Starving Glass TBA TBA April 19, 2018 5
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.
6 S01E06-Showdown-Promo-16 Showdown TBA TBA April 26, 2018 6
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.
7 Siren Title New S1 Theme Dead in the Water TBA TBA 7
8 Siren Title New S1 Theme Being Human TBA TBA 8
9 Siren Title New S1 Theme Street Fight TBA TBA 9
10 Siren Title New S1 Theme Aftermath TBA TBA 10


  • Principle shooting began on July 26, 2017.[3]
  • At Siren New York Comic Con on October 7, in New York City, the new drama series got a premiere date and also declared the debut date as International Mermaid Day. The original series will make its two-hour premiere at 8 PM EST on March 29, 2018.[2]
  • On February 28, Freeform announced that they will be bringing the cast and executive producers of Siren to WonderCon on Saturday, March 24 in Anaheim, CA to screen never-before-seen footage and discuss the upcoming series.[9]
    • In the panel, Eric Wald, the creator, stated that even though the series has a supernatural element, they wanted to include as much real science as possible.[10]

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  1. Deadline—"Freeform Picks Up Mermaid Drama ‘Siren’ & ‘Hollywood Movie Night’ To Series, Orders Animated Pilot ‘Sticks’ – Upfront" (April 19, 2017)
  2. 2.0 2.1 2.2 Deadline — Freeform Declares ‘Siren’ Premiere Date As International Mermaid Day (October 7, 2017)
  3. 3.0 3.1 3.2 3.3 Freeform Press—"Freeform's Siren Dives Into Production" (July 26, 2017)
  4. Deadline—"‘The Deep’: Ian Verdun Joins Freeform’s Mermaid Thriller Drama Pilot" (September 26, 2016)
  5. Chad Rook (@ChadRook)—Twitter Confirmation (May 8, 2017)
  6. Rena Owen @RenaOwen — "Twitter Confirmation" (January 20, 2018)
  7. Tammy Gillis @RealTammyGillis — "Twitter Confirmation" (February 22, 2018)
  8. Curtis Lum @culu — "Twitter Confirmation" (February 13, 2018)
  9. Freeform Press—"Freeform Dives into Wondercon with ‘Siren’ on March 24 in Anaheim" (February 28, 2018)
  10. Just Jared Jr.—"What Brings The Mermaids To The Surface in Freeform's 'Siren'? Find Out Here!" (March 26, 2018)