Sam Mendes' upcoming Beatles biopic film series has officially cast a Game of Thrones star as the fifth Beatle, the band's producer, George Martin.

The producer's son, Giles Martin, revealed during an episode of Virgin Radio U.K.’s Ryan Tubridy Show , that British actor Harry Lloyd would be portraying his father in Mendes' The Beatles – A Four-Film Cinematic Event . Lloyd is best known for his role as Viserys Targaryen (Daenerys' abusive brother) in Game of Thrones season 1 .

Martin, who is a record producer, songwriter, and composer, verified the actor's role, “My dad — I’m not sure if that’s been announced — my dad is very good, he’s a guy called Harry Lloyd .” He praised his performance and believes that he will do a great job playing his father. He added, " He’s

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