as Dr. Lehmann
as Philipp Scheidemann
as Jurgen Kreiner
as Yosef Zepp
as Dirk Preiss / Otmar Preiss(1 ep)
as Peter Wells(110 eps)
as Wolfgang(1 ep)
as Dieter Reinert(1 ep)
as Björn Herzog(1 ep)
as Hans Förstermann(1 ep)
as Thomas Werner(1 ep)
as Gerd Kammer(1 ep)
as Willi Bratschke
as Dr. Mark Hellbeck(1 ep)
as Franz Wagner(1 ep)