Ed Skrein has had a role as the character from the series of novels by which American author?
Ed Skrein:  Outside his rap career, he is best known for his roles as Daario Naharis in Season 3 of "Game of Thrones", Frank Martin Jr. in "The Transporter Refueled" and Francis Freeman/Ajax in "Deadpool" (2016). Daario Naharis: Daario Naharis is a fictional character in the "A Song of Ice and Fire" series of fantasy novels by American author George R. R. Martin, and its television adaptation "Game of Thrones".
George R. R. Martin