HomePeople Biography and filmographyPaul Knopf Biography unavailable on TMDB. Movies (6)TV shows (0) Movies (6) The Singing Ringing Tree1957 · Wächter Robert Mayer, der Arzt aus Heilbronn1955 · Patient Carola Lamberti1954 · 2. Beamter The Case of Dr Wagner1954 Destinies of Women1952 Die Meere rufen1951 TV shows (0) No credits available.