as Elias Demirel
as Dr. Ulf Steining
as Frank Martin
as Ingenieur Hellström
as Elias Demirel
as David Chapland(2 eps)
as Dr. Robert Beck
as Aaron(14 eps)
as Markus Brenner
as Steffen(1 ep)
as Felix
as Herr Fehling(1 ep)
as Patrick
as Marco Polo
as Holger Mahlow(1 ep)
as Daniel Reese(1 ep)
as Rupert Bach(1 ep)
as Alexander Breuer
as Dr. Konrad
as Josef Meder
as Torsten Fahrig(1 ep)
as Ruby Peters
as Leo Purbright
as Tom
as Les Bedell
as Mike Franzen(1 ep)
as Tim Petersen(1 ep)
as Manager
as Daniel Wittbusch(1 ep)
as Dr. Robert Dohnen(1 ep)
as Frank(1 ep)
as Mark Koppolt(1 ep)
as Benjamin Reinders(1 ep)