Erik Maassen (8 episodes, 2001-2005)
Hans Schweiger / ... (2 episodes, 2006-2008)
Pilot Jens Köster (32 episodes, 2002-2006)
Holger Mühe (unknown episodes)
Herr Vogt 10 episodes, 2002-2005
Georg Sander 1 episode, 2004
PHM Dieter 'Didi' Ehrhardt
Rechtsanwalt (3 episodes, 2006-2008)
Mario / ... (2 episodes, 2000)
Berti Hassfurt / ... (4 episodes, 1999-2010)