Television series

Siren

Other titles called Siren: the 2016 film.

Siren is a creature-horror drama about a fishing town where mermaids aren't mythological—they're real, predatory, and returning to reclaim their territory. It mixes small-town mystery with visceral body horror and tragic romance, leaning into the darkness of folklore. For fans who want their fantasy grounded in genuine threat and consequence.

TVMaze rating3.6

Should you watch it?

Watch it if you like your fantasy with salt-stained, small-town grit, where the monsters feel like a community's old grievance rather than a fairy-tale wink.

Skip it if you want a tidy, self-contained fantasy, since this one sprawls across three seasons and 36 hour-long episodes and the violence can turn bleak.

What it asks of you: A long commitment: three seasons of hour-long episodes, the kind of show that needs you to sit with a town's slow-building unease before the bigger picture clicks.

If you liked this

The Expanse2015

Hard sci-fi that treats alien contact as genuine biological horror. Like Siren, it refuses to soften the stakes when non-human intelligence arrives—the consequences are brutal and irrevocable.

But Dense worldbuilding and politics can feel slow in early episodes. Requires patience before payoff arrives.

The Expanse poster

Penny Dreadful2014

Gothic horror anthology that finds genuine dread in classic monster mythology by making creatures sympathetic yet terrifying. Siren's tonal balance between empathy and visceral threat is very much here.

But Shifts away from its strongest elements after season two. Uneven pacing means some arcs drag while others rush.

Penny Dreadful poster

The Witch in the Window2018

Intimate folk horror that proves supernatural threat doesn't need spectacle—just slow-building dread and the violation of a safe space. Same Year as Siren, same commitment to making magic genuinely unsettling.

But Very quiet and patient. Minimal action or dialogue; if you need constant plot momentum, it will frustrate you.

The Witch in the Window poster

Not sure tonight? Get a pick in a minute, starting from Siren

The wildcard

Something you would not have found on your own.

Pan's Labyrinth2006

Both stories feature young women caught between two predatory worlds—creatures of another realm and the brutality of the human status quo. Neither offers comfort; both ask what agency looks like when you have none.

Spanish-language fantasy set during Franco's regime where magic and fascism collide. Proves fairy tale horror can be both deeply mythological and politically urgent—the girl protagonist forced to navigate inhuman creatures and human cruelty as equally real threats.

But Subtitles required. The violence toward children is not softened or off-screen; some find it difficult to watch despite the film's moral clarity.

Pan's Labyrinth poster
More like this (7)

Hannibal2013

Operatic horror about predators hiding in plain sight, building intimacy between hunter and hunted. Visual sophistication and willingness to sit in psychological darkness matches what Siren attempts tonally.

But Cancelled after three seasons without resolution. Graphic body horror isn't for everyone, and it leans artsy rather than cathartic.

Hannibal poster

The Shape of Water2017

Romance between human and aquatic creature that treats the 'other' with tenderness while never forgetting its fundamental strangeness. Proves the monster-romance premise can be genuinely moving and weird.

But Romantic fantasy rather than horror; if you're seeking genuine threat and not myth-making, this pivots away from Siren's darker current.

The Shape of Water poster

The Ritual2017

Creature horror grounded in grief and guilt, where the forest and its inhabitants are ancient, intelligent, and utterly indifferent to human morality. Same sense of humans intruding on nature's domain.

But The final creature reveal divides audiences. Some find it too silly after building real tension; others resent the tonal shift.

The Ritual poster

Channel Zero2016

Anthology horror that treats the fantastic as a genuine psychological and physical threat. Each season roots its weirdness in real trauma and consequence rather than using it as backdrop.

But Anthology format means no character continuity. If you're watching for cast, each season feels like starting over.

Channel Zero poster

Creature2021

Swamp-set creature feature that takes its monster seriously as an animal with ecology and hunger. Sparse, tense, committed to the predator-prey dynamic as metaphor.

But Low budget shows in the effects. Some set pieces stretch credibility, and the script is functional rather than layered.

Creature poster

Underwater2020

Deep-sea horror that uses claustrophobia and darkness as effectively as Siren uses water. Alien biology treated as a genuine threat to survival rather than a plot device.

But Thin character development and familiar beats. Feels more like a competent thriller than something trying to say something new.

Underwater poster

Annihilation2018

A liminal space where evolution and predation operate on completely different terms than the human world. Both insist that the intrusion of the 'other' is not a problem to solve but a fundamental rupture in reality.

Science-fiction body horror about a zone where the rules of nature have fundamentally changed. Transforms both human and environment into something other. Visual and thematic density that refuses easy explanation.

But Abstract and deliberately oblique. If you need clear plot resolution and character arcs that close properly, this will frustrate you.

Annihilation poster

People

Cast

Writing

Production

Recommended by