Guest Stars Alexander Schubert as Dr. Michael Hartwig Tanja Frehse as Maria Reitbacher Wowo Habdank as Gerd Brunner Christian A. Koch as Alois Brunner Wolfgang S. Zechmayer as Sepp Reitbacher Felix Bärwald as Jens Harmsen Herbert Ulrich as Jochen Kölbel Leo Bilicky as Arndt Harmsen