 In 1972 he played Fritz Wendel, a Jew passing as a Christian, in the Oscar-winning film version of "Cabaret", opposite Liza Minnelli and Marisa Berenson.His character Harry Klein, the assistant in the long-running crime series "Derrick", became a cult figure all over the world.He played this role between 1974 and 1998 in 281 episodes of "Derrick".