Actors Sarah Snook (Shiv Roy), Kieran Culkin (Roman Roy), Alan Ruck (Connor Roy), Nicholas Braun (Cousin Greg), Matthew Macfadyen (Tom Wambsgans) and J Smith-Cameron (Gerri Kellman) also feature in the show. Created, showrun and executive produced by Jesse Armstrong, the series started production on the third season in November last year. New addition to the cast this season are Adrien Brody, Alexander Skarsgard, Sanaa Lathan, Linda Emond, Jihae Kim, Hope Davis, Dasha Nekrasova and Ella Rumpf.