Karl-Maria Schley

as Dr. Jakob Sommer

as alter Mann

as Herr Wolfgang Burger

as Arthur Winslow

as 1. Senator Ventidius

as Cyrill

as Geheimer Rat von Berg

as Marquis von Beaucoran (3 episodes)

as Professor Hakselrath

as Bruno Wickenberg

as Don Alfredo

as Edmund Singer (1 episode), as Rottmann (1 episode)

as Oberstleutnant

as Trunkenbold

as Gajew

as Madlmeier (1 episode), as Schassler (1 episode)

as Herzog

as Ulrico Grassini

as Hector Dergan

as Eiffel

as Landgerichtspräsident Hempel

as Polizeikommissar