Rudolf Kowalski

as Prof. Rutenbeck

as Heinz Konrad

as Walter Kollinger (3 episodes)

as Paul

as Fred

as Bodo Wehner

as Hermann

as Dr. Paul Ahrens

as Markus Zerner (11 episodes)

as Hagedorn

as Schweigers Vorgesetzer

as Klaus

as Bernd

as Verleger Kerstmann

as Daniel Wayne

as Adam Selbert

as Dietmar Liebknecht (1 episode)

as Anton Bischoff

as Bischof Benedikt

as Prof. Dr. Schubert

as Stanislaus Benk (1 episode)

as Jürgen Behnke (1 episode)

as Wolf Lämmle

as Oliver Kremp