as Alfred Linden
as Prof. Peter Schweizer(1 ep)
as Thomas Graf
as Torben Vosskopf(1 ep)
as Boris Garms(1 ep)
as Eric West
as Valentins Freund
as Max Ryman
as Ralf Sommer(1 ep)
as Gerhard Roggenkamp(1 ep)
as Jeff Defries
as Christian Beck
as Franck Zechira(1 ep)
as Tom Albrecht
as Frank
as Ricardo
as Ricardo(2 eps)
as Frederik Forster
as Nikolas Deisenberg(1 ep)
as Nic
as Marc Löhring(1 ep)
as Peter Stadtler(1 ep)
as Jannick Seibt(1 ep)
as Jens Müller(1 ep)
as Sven Neubert(1 ep)
as Frank Sesink
as Carl Baum
as Robert Ripley(1 ep)
as Steve
as Thomas 'Tom' Bauer
as Jan Geppert(1 ep)
as Joe Kleber
as Benno Kalz(1 ep)
as Alexander Hauff(1 ep)
as Jens Lachmann(1 ep)
as Sven Lynde(1 ep)
as Angeber
as Frank Buchner
as Andreas Büsing(1 ep)
as Max
as John Higgins
as Timo Ahrens
as Gerhard Ehlers
as Jost Mommsen(1 ep)
as Joe Müller
as Laszlo
as Manfred Kühn(1 ep)
as Ivo(1 ep)
as Self(1 ep)
as Thomas Daff(1 ep)
as Peer Danmarck(1 ep)
as Marc Hinrichs(8 eps)
as Patrick(1 ep)
as Ingo Jansen(1 ep)
as Manfred die Made(1 ep)
as Self(1 ep)
as Erik Vesper(1 ep)
as Pierre Holsten(1 ep)
as Herr Kruschke(1 ep)
as Kruschke(6 eps)