Jeff Alexander Leach  who starred in HBO Games of Thrones, is an American actor, writer and comedian. He was born 12 February 1984.
 In 2015 she portrayed a younger version of Cersei Lannister (portrayed by Lena Headey as an adult) in flashback sequences of the opening episode of Season 5 of the HBO series "Game of Thrones". 
Cersei Lannister 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", where she is portrayed by Lena Headey. 
 The film stars Daniel Huttlestone, Dougray Scott, Natascha McElhone, Nell Williams, and Jonathan Rhys Meyers. 
 He is most well known for appearing in feature films "The Smoke" as Dean and "London Town" as Ronnie. 
