Christian Kerepeszki

as Achim (6 episodes)

as Richie Groehling (24 episodes)

as Joes Father (4 episodes)

as Hans (7 episodes)

as Frerk Mortensen (1 episode)

as Harry

as Dr. Willmann

as Klaus Ohlenbrock (1 episode)

as Marek Roth (1 episode)

as Markus Bauer (1 episode)

as Powerplant Worker #2 (1 episode)

as Moderator (1 episode)

as Toma Lukic (1 episode), as Peter Kahlert (1 episode), as Roland Asch (1 episode)

as Asmus Schröter (1 episode)

as Walter Grimm (1 episode)

as Axel Reiser (1 episode)

as Detektiv (1 episode)

as Clemens Ruttkowski (1 episode)

as Dr. Senfft (1 episode), as Hartmut Keiler (1 episode)