Desc: Ubåt 39: Directed by Hampe Faustman. With Eva Dahlbeck, Karl-Arne Holmsten, Gunnel Broström, Erik Strandmark. Gunnar, son of naval officer Herman Friberg, has been assigned to the same submarine as his father. Herman has had an affair with shipmate John's wife. Disaster strikes, forcing them to put their differences aside in order to survive.