His first movie North earned him The Norwegian Academy Award, The Amanda Award, for Best Actor in Supporting Role. His 2nd movie Cold Prey 2 was Norway´s biggest audience success in 2008 and his 3rd movie Upperdog gave him his first leading role on the silver screen. Upperdog won The Norwegian Academy Award for Best Movie of the Year. Between 2008 and 2018 he has starred in over 30 projects within tv and film, the most known is “Eddie The Eagle” alongside Hugh Jackman, Christopher Walken and Taron Egerton.

Lars Simonsen debuted with a fantastic performance as the sensitive teenager Erik in Bille August’s film ‘Tro, Håb og Kærlighed’. The role brought him his first Robert award for the best actor in a leading role. After this he played roles such as the shy son in the comedy ‘Når engle Elsker’ and the subdued son in Bille August’s Oscar winning feature film ‘Pelle Eroberen’.
Lars has played in several performances at theatres such as the Betty Nansen Theatre and the Gladsaxe Theatre and since 2001 he has been employed as part of the permanent cast of actors at Odense Theatre where he has especially been noted for his performances in productions such as ‘De Nøgne Træer’, ‘Erasmus Montanus’, ‘Helligtrekongers Aften’, ‘Pinocchios Aske’, ‘Den Gerrige’, ‘Mikaél’, ‘BLOD’ and ‘Odysseen’.
In 1998 Lars won the Robert award for Best Actor in a Leading Role again, this time for his role in Nils Malmro’s historical Faroese drama ‘Barbara’ in which he played a lovestruck vicar. Since then Lars has acted in both film and TV productions, including ‘Manden som ikke ville Dø’, Klinkevals’, ‘Skjulte Spor’, ‘Rejseholdet’, ‘Forsvar’ and ‘Forbrydelsen’.
Lars graduated from Århus Theatres Acting School in 1990.