Siren is an epic tale about the coastal town of Bristol Cove, known for its legend of once being home to mermaids. The arrival of a mysterious girl, Ryn, wreaks havoc on the small fishing town as she proves the folklore true. Using their resources, marine biologists Ben and Maddie must work together to find out who and what drove this primal hunter of the deep sea to land and if there are more like her. Xander is a deep sea fisherman looking to uncover the truth, Helen is the town eccentric who knows more than she lets on and Donna is Ryn's deceptive, powerful sister.
The diverse cast includes Eline Powell, Alex Roe, Ian Verdun, Fola Evans-Aginbola, Sibongile Mlambo and Rena Owen star.