Pop Culture on Instagram: "He talks like he didn’t mean to get famous Kieran Culkin (b. 1982, New York) is an American actor from the Culkin acting family and younger brother of Macaulay Culkin. He started as a child in Home Alone and Home Alone 2, later moving into indie films like Igby Goes Down (2002), which earned him a Golden Globe nomination, and Scott Pilgrim vs. the World (2010), where he stood out for his comedic timing. His biggest success came as Roman Roy in HBO’s Succession (2018–20