Matthias Lier

as Mr. Bernd (2 episodes)

as Patrick Schneider (1 episode)

as Frank

as Meissner (2 episodes)

as Sven Paulitsch (1 episode)

as Karl

as Dr. Wenzel

as Anders

as Hendrik (6 episodes)

as Georg

as Herr Kuhne (1 episode)

as Tim

as Boris

as Viktor

as Richard (4 episodes)

as Benno

as Dr. Jürgensen

as Ulrich Kiefer

as Marc

as Alex

as Sebastian

as Ernst Pfeiffer

as Johann

as Hermann