Michael Gerber

as Dr. Koller (2 episodes)

as Photographer

as Blankfein

as Vorsitzender des Ethikrates

as Herr Teuber

as Zahnarzt Dr. Czimmy

as Herr Friedrich

as Woeller

as Hartmut Eisler (1 episode)

as Leuschner

as Stasi 2

Music

as Butler (1 episode)

as Makler

as Professor Roth

as Günter Rettner (1 episode), as Martin Hermann (1 episode)

as Friedrich

as Professor Tucher (1 episode)

as Anstaltspfarrer Schröder (1 episode)

as Herr Stoltze (1 episode)