Karl-Heinz Gerdesmann was a German actor and radio play narrator.
as Hänel
as Katzler(3 eps)
as Professor Scheuerlein(1 ep)
as Schwarz(1 ep)
as Inspektor Grimm
as Dolmetscher
as Kriminalbeamter Axmann(1 ep)
as Kriminalbeamter Buchholz(1 ep)