as Prof. Ewald
as Herbert
as Dr. Ingo Johannsen
as Karl Burk
as Jochen Schwarzer(1 ep)
as Xaver Schindel(10 eps)
as Mario Brändle(1 ep)
as Burkhard Friedrich(1 ep)
as Bundestagspräsident
as Felix Moor
as Richard Wadsleigh
as Senta Ahlsen(99 eps)
as Dr. Gruber(1 ep)
as Herr
as Dr.Boll
as Gregory Taylor
as Judge Sass(2 eps)
as Karl Fiedler(1 ep)
as Ehlers
as Prof. Mahlzahn
as Dr. Blömer(1 ep)
as Herr Haverkamp(1 ep)
as Prof. Jens Liebermann(1 ep)
as Peter Gerold(1 ep)
as Peter Spiesen(1 ep)
as Krüger(1 ep)
as Thomas
as Archie Nobel
as Friedrich Stahl(998 eps)
as Horst Mündner(1 ep)
as Anwalt Novile(1 ep)
as Veterinarian
as Dr. Urlaub(1 ep)
as Gunnar(1 ep)
as Ole(1 ep)
as Peer Konradi(1 ep)
as Arzt
as Radloff(1 ep)
as Wolfram Hoppe(1 ep)
as Victor Förg(1 ep)
as Prof. Bensen
as Guido Voss(612 eps)
as Jack
as Dr. Björn Bente(1 ep)
as Chef
as Wolf(1 ep)
as Dr. Roger Venlo(1 ep)
as Henning Berger(1 ep)
as Schultner(1 ep)
as Frederik Grundmann(1 ep)
as Georg Lierfeld(1 ep)
as Der Rosenkavalier(1 ep)
as Friedrich Storbeck(1 ep)
as Martin Wallner(1 ep)
as Hans(1 ep)
as Rolf Burkard(1 ep)
as Meinolf Linden(1 ep)
as Herr Kussmann(1 ep)
as Herr Just(1 ep)
as Karl Pawlak(12 eps)
as Self(1 ep)