Alexander Hegarth

as Professor Korte (1 episode)

as Artur Hohl (1 episode)

as Vater Rosemund

as Jupiter (1 episode)

as Oberstleutnant Hentsch

as Staatsanwalt (1 episode), as Herr Gaubel (1 episode), as Dr. Mattner (1 episode), as Dr.Loberg (1 episode)

as Dr. Vielhaber

as Lotz

as Freiherr von Goltzin

as Chef von Brigitte Voss

as Thomas Balmer (1 episode)

as Studienrat Groenewald

as Hauptmann Piepe (7 episodes)

as Oliver Mansfeld sr. (voice)

as Stefan von Tornbüll (1 episode)

as Terp (1 episode), as Harry May (1 episode)

as Graf Artois

as Conférencier

as Blumenschön

as Robert Ströhm

as General-Kommissar

as Emilio Petrucci (3 episodes)

as Brügger

as Rafaelo (1 episode)