Borgen is a Danish one-hour political drama television series. It tells the story of a charismatic politician, Birgitte Nyborg, who unexpectedly becomes the first female Prime Minister of Denmark. "Borgen" is the nickname of Christiansborg Palace, which houses all three of Denmark's branches of government: the Parliament, the Prime Minister's Office and the Supreme Court. The series stars Sidse Babett Knudsen as Birgitte Nyborg Christensen. The other main actors are Pilou Asbæk as troubled spin doctor Kasper Juul and Birgitte Hjort Sørensen as ambitious news anchor Katrine Fønsmark. The show is created and written by producer Adam Price and co-writers Jeppe Gjervig Gram and Tobias Lindholm. It is produced by DR, the Danish public broadcaster that has also produced another international Danish hit series, The Killing. Thirty episodes, divided into three seasons, have been produced. The series was first shown in Denmark in the autumns of 2010 and 2011. A third season premiered on 1 January 2013. Prior to the airing of the third season, Price revealed that this was likely to be the final season of Borgen.