Karsten Speck

as Dr. Gregor Wemuth (81 episodes)

as Heiko

as Regisseur

as Self (2 episodes)

as Direktor

as himself

as Lehrer Bockelmann (1 episode)

as Florian Landmann (1 episode)

as Self (1 episode)

as Robert Hotschner

as Gerd Hoffmann (1 episode)

as Self (1 episode)

as Detlef, die Lederuschi

as Dr. Jens Lennart (76 episodes)

as Kai

as Therapeut (1 episode)

as Stephen McDowell

as Self (3 episodes)

as Self (1 episode)

as Self (1 episode)

as Jürgen Schuster (1 episode)

as Self (1 episode)

as Ludwig Seidel (1 episode)

as Schönborn (13 episodes)

as Gerhard Zock