The actresses tell TheWrap about the sisters' "heartbreaking" goodbye and how the chaotic weekend changes their characters The post ‘Sirens’ Stars Meghann Fahy and Milly Alcock Break Down That Twist Ending,

The all-star cast includes Meghann Fahy, Milly Alcock and Julianne Moore, but truly, it's the fashion throughout the five-part series that had us tuning in until the final episode. Talk about a dramatic ending!