Michael Lesch

as The Monk

as Klaus Grunewald (1 episode)

as Self (2 episodes)

as Self (1 episode)

as Dr. Reinhard Fährmann (110 episodes)

as Conrad Osthold (3 episodes)

as Desmond

as Conrad Osthold

as Erik Stern

as Rainer Thieme (1 episode)

as Dr. Laszlo Lazar

as Self (2 episodes)

as Robert Wagner

as Dr. Aichner (1 episode)

as Herbert Fischer (1 episode)

as Self (1 episode)

as Self (1 episode)

as Self (1 episode)

as Self (1 episode)

as Self (4 episodes)

as Rüdiger Korff (1 episode), as Klaus Welser (1 episode), as Dr. Tönjes (1 episode)

as Dr. Christian Meyerhoff (1 episode)

as Self (1 episode)

as Self (1 episode)