Sisu is a 2022 historical action thriller film written and directed by Jalmari Helander and produced by Petri Jokiranta. The film stars Jorma Tommila, alongside Aksel Hennie, Jack Doolan, Mimosa Willamo and Onni Tommila. Set during the Lapland War between Finland and Nazi Germany towards the end of World War II, a legendary Finnish Army commando-turned-gold prospector attempts to defend himself from being robbed and murdered by a Waffen-SS platoon led by an infamously brutal and corrupt officer.