Wolfgang Riehm

as Immanuel Kant (young)

as Dr.Schmidtke (1 episode), as Dr. Gerhard Schmidtke (1 episode)

as Chaufeuer

as Erik Richter

as Nathan

as Lothar Burmester

as Agency Director Clemens

as Oberstleutnant Hans-Georg 'Commander' Sturm

as Lothar Burmester

as Arbeiter

as Politiker

as Gerichtsvollzieher

as Klaus Schubert

as Anwalt Hutton (1 episode)

as Polizeipsychologe (1 episode)

as Anwalt (1 episode)

as Dr. Rudolf Müller (1 episode)

as Polizist (1 episode)

as Rüdiger (1 episode)

as Matthias Uhlstedt (1 episode)

as Stefan Hausmann (1 episode), as Brenner (1 episode)

as Heimleiter Dr. Ruhnke (1 episode)