In 1978, he directed the film "Moritz, Dear Moritz", which was entered into the 28th Berlin International Film Festival. Ten years later, his film "Yasemin" was entered into the 38th Berlin International Film Festival. In 1990, his film "Herzlich willkommen" was entered into the 40th Berlin International Film Festival. In 1997, he was a member of the jury at the 47th Berlin International Film Festival.