Michael Roll

as Thade Gutsmiedel

as Bernd Maibach

as Bernd Maibach

as Wilhelm Thielen (6 episodes)

as Jan

as Vinz Huber

as Bernhard Schultz

as Sven Winterfeld (12 episodes)

as Dr. Bernd Herkenrath

as Robert Bremer

as Gregor

as Duncan Cassley

as Jörg Zenka

as Bernd Herckenrath

as Egon Huber (1 episode), as Vinz Huber (21 episodes)

as Lukas Hardenberg (1 episode), as Christoph Keller (1 episode)

as Alexander Wendt

as Self (5 episodes)

as Ray Holmes

as Karel Schweikert (5 episodes)

as Torsten Wallat (4 episodes)

as Alfred Königstein (1 episode)

as Dr. Thomas Hellmann

as Dr. Eildinger