Production is underway on Freeform’s Siren, which deals with events that follow when a mysterious girl (Eline Powell) arrives at Bristol Cove – a town once thought to be the home of mermaids. Sibongile “Sibo” Mlambo (“Teen Wolf,” “Lost in Space”) has joined the cast as Donna, a mystifying, deceptive mermaid. Siren will premiere in […]