Welcome to our Alfie Allen Page. Alfie Allen is a 27 year old British actor best known to us of course by playing the character of Theon Greyjoy in Game of Thrones. Apart from that Alfie has been in several other movies including Agent Cody Banks 2: Destination London, Atonement and The Other Boleyn Girl. Alfie Allen is also the younger brother of the 29 year old British Pop Star Lilly Allen. Nevertheless Theon Greyjoy is the heir of Balon Greyjoy of the Iron Islands and is a true Iron Born. Being brought up with House Stark he joined forces with Robb Stark but subsequently betrayed him and joined Lord Baon only to be betrayed to House Bolton to be tortured by Ramsay Snow (now Bolton) and renamed Reek.