A German submarine hunts allied ships during the Second World War, but it soon becomes the hunted. The crew tries to survive below the surface, while stretching both the boat and themselves to their limits.

Cast

Jürgen ProchnowLieutenant 'Der Alte'

Herbert GrönemeyerLeutnant Werner

Klaus WennemannChef Ingenieur

Hubertus BengschFirst Watch Officer

Martin SemmelroggeSecond Watch Officer