Desc: Zwei in einem Boot: Directed by Cornelia Grünberg. With Günter Naumann, Marie Kliefert, Alexander Grünberg, Fabian Oscar Wien. Three children and their Grandpa are on a kayak-outdoor trip in the middle of nowhere, when their Grandpa suffers a heart attack in the wilderness - to rescue themselves and their Grandpa the children have to help themselves and fight their way back to civilization.