<Tr> <Th> Spouse (s) </Th> <Td> Olivia O'Flanagan (m . 2001; separated 2014) </Td> </Tr> <Tr> <Th> Children </Th> <Td> </Td> </Tr> <P> Aidan Gillen (/ ˈɡɪlɛn /; born Aidan Murphy; 24 April 1968) is an Irish actor . </P> <P> He is best known for portraying Petyr "Littlefinger" Baelish in the HBO series Game of Thrones (2011--17), Tommy Carcetti in the HBO series The Wire (2004--08), Stuart Alan Jones in the Channel 4 series Queer as Folk (1999--2000), John Boy in the RTÉ series Love / Hate (2010--11) and CIA operative Bill Wilson in The Dark Knight Rises (2012). He also hosted seasons 10 through 13 of Other Voices . </P>

Who is the actor that plays little finger