as Peter
as Carl Schlemmer(6 eps)
as Thomas Bärlach
as Klaus
as Michael
as Eberle
as Rudi
as David Tanner
as Paul Kleinert(48 eps)
as Max Beiler
as Andre Kohn
as Timo Wittmann / Ben Wiesner
as Hannes Bierwirth(1 ep)
as Rolf Geusen(1 ep)
as Klaus
as Dirk Amann(1 ep)
as Ulli Heidorn
as Alexander Raubold
as Leo Koch
as Jörn Achternhagen
as Rolf Niehaus
as Leon Roth
as Fritz Steiff
as Theo Unger(1 ep)
as Kai Vandenberg(3 eps)
as Markus
as Fritz
as Leutnant Fabian von Schlabrendorff
as Bernhard Fuchs(1 ep)
as Dr. Thomas 'Tom' Kant
as Uli Schwarz(1 ep)
as Dr. Christoph Hasenkötter(39 eps)
as Broeder
as Martin Sabarski
as Alex
as Fred von Klausnitz
as Fritz Finkbeiner
as Gregor
as Nick Baumann
as Martin
as Alex Müller
as Volker Kniebe(1 ep)
as Jacob Claasen
as Romeo / Hans
as Rudi
as Rudolf
as Dietmar
as Jeremias
as Walter(1 ep)
as Dominik Eschenborn
as Frosch
as Stefan
as Sebastian Bach(1 ep)
as Simon Raabe(1 ep)
as Sebastian(13 eps)
as Dr. Bäumler(1 ep)
as Christoph Hausmann(1 ep)
as Stefan Schröter(1 ep)
as Kommissar Tellheim(1 ep)
as Markus Tellheim(6 eps)
as Yogi Schmidtmüller(1 ep)
as Gerald Imberger(1 ep)
as Leon Hartwig(1 ep)
as Philipp Ems(1 ep)
as Berger(1 ep)
as Felix Ostendorf(1 ep)
as Joachim Fuchs(1 ep)
as Jakob Landau(1 ep)
as Self(1 ep)