The first of the pictures sees the Game of Thrones actor wearing a hat to cover his long tresses. The second sees him hatless and sporting bull-style horns while sitting next to his co-star Marlow Barkley. Netflix Related: Alongside the photos on Twitter, Netflix wrote: "No, you're not dreaming – that's Jason Momoa with a full set of horns." Slumberland stars Momoa as a 9-foot tall man-beast called Flip, who helps guide gender-swapped protagonist Nema (Barkley) through a dreamworld in search of her missing father. The movie also stars The IT Crowd's Chris O'Dowd and