Premise: Claus Biederstaedt (born 28 June 1928 in Stargard, today Poland) is a German actor and voice actor. He studied in Hamburg and began his career working with Joseph Offenbach. Among the actors for whom he has dubbed have been Yves Montand, Peter Falk, Marlon Brando, Vittorio Gassman, and James Garner.
Hypothesis: Claus Biederstaedt is a German voice actor that studied in Hamburg and speaks German.