Where can I watch Siren for free?

Watch Siren free in HD on Castle. Download the Castle App to stream all seasons and episodes with English audio — no subscription, no signup needed.

How many seasons of Siren are available on Castle?

Castle has all 3 seasons of Siren, with a total of 10 episodes streaming free in HD.

What languages is Siren available in?

On Castle, Siren is available in English, all in HD.

Siren stars Alex Roe, Eline Powell, Fola Evans-Akingbola, Ian Verdun.

When did Siren first premiere?

Siren premiered on 2020-04-02 and is now streaming free on Castle.

Is the Castle App safe to download?

Yes. The Castle APK is a verified safe file. It requires only basic Android permissions and does not need root access. Compatible with Android 6.0 and above.

Siren

2020•10 epsIMDB 8.0

Crafted by Joe Menendez, Siren Season 3 brings Alex Roe back alongside Eline Powell in a chapter that refuses to slow down. Set against United States, the season unravels 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 sea take… with drama storytelling across 10 episodes, exploring themes of drama in ways that elevate the series to new heights.