Julianne Moore, who stars as Michaela in the series, tells TODAY.com the series started as a look at the Greek myth of sirens — winged creatures, half-birds and half-women, with songlike voices capable of luring sailors at sea to their demise.

Meghann Fahy is on a career hot streak, starring in buzzy series like "The White Lotus" and "The Perfect Couple" and films including "Your Monster" and "Drop." Many of her charact