Twist. But we finally get to see the former GOT star on TV again. Headey will star in Spectrum Originals and AMC Network’s upcoming adaptation of Hugh Howey’s sci-fi novel, Beacon 23, The Hollywood Reporter announced Wendesday. The actor will also serve as executive producer for the series through her production company, Peephole Productions. Advertisement The series, created by The Avengers co-screenwriter Zak Penn, features Headey as Aster, “a woman who mysteriously finds her way to a lonely beacon keeper on his lighthouse in the darkest recesses of space.” According to THR, the series is described as “an intimate, suspenseful thriller [that] follows two people whose fates become entangled after they find themselves trapped together at the end of the known universe. A tense battle of wills unfolds at the edge of space, Halan, the beacon keeper, begins to question whether Aster is friend or foe as her ability to disguise her agenda and motives could make her a formidable opponent.” Halan has not been cast yet.