Rainer Grenkowitz

as Markus Wegener

as Jonas Langvik (1 episode)

as Hans Köpple (1 episode)

as Kaminski

as Thomas Schenk (1 episode)

as Dr. Georg Stahl

as Peter Hofer

as Arno Hansen (1 episode)

as Kalman Wajsberg (1 episode)

as Dr. Michael Lüdwitz (61 episodes)

as Peter Hase (1 episode)

as Mr. Hohdorf (1 episode)

as Robert Adler (1 episode)

as Dr. Frank Harder (7 episodes)

as Peter Neuhaus (1 episode)

as Rainer Berg (1 episode)

as Edmund Boehm

as Philipp (1 episode)

as Oliver

as Marcus Lenau (13 episodes)

as Roberts (13 episodes)

as Bruno

as Eberhard Merkel (1 episode)