Wolf-Dietrich Berg

as Prof. Schwerdfeger

as Captain Valme

as Dr. Schwenke (1 episode)

as Notar Dr. Schermann

as Dr. Brenner (1 episode)

as Prof. Schwerdfeger

as Pauls Vater

as Joachim Schubert (4 episodes)

as Rudi Böhse (1 episode)

as Dr. Wannschneider

as Fischer (1 episode)

as Keller

as Büschken (1 episode)

as Herr Utrecht (1 episode)

as H.Duncker (1 episode)

as Dr. Gerome

as Herr Maulhofer (1 episode)

as Herbert Hennemann

as Ottfried Gollhofer (1 episode)

as Klaus Lenssen (1 episode)

as Dr. Rudi Helmholtz (39 episodes)