Watch: 4 Minutes Of SyFy's Childhood's End
Watch a four-minute sneak peek from the first episode above.
Childhood's End is based on the Arthur C. Clarke novel of the same name.
Hailed as a revolutionary work of science fiction since its publishing in 1953, Childhood’s End follows the peaceful invasion of Earth by the mysterious Overlords, whose arrival begins decades of apparent utopia under indirect alien rule, at the cost of human identity and culture which may ultimately threaten the very survival of mankind.
Julian McMahon as Robert Rupert Boyce, an enigmatic American entrepreneur; Daisy Betts as Ellie, an arts graduate engaged to marry Rick Stormgren (Mike Vogel), the most influential human in the world; Emmy Award nominee Charles Dance as Karellen (Game of Thrones), along with Ashley Zukerman as Jake Greggson (Manhattan), Osy Ikhileas as Milo (Clap!) and Yael Stone as Peretta Jones (Orange is the New Black), with Colm Meaney.