Guest Stars Hannes Ringlstetter as Yazid Sigi Zimmerschied as Robert Hansen Gerd Ekken-Gerdes as Siggi Baumegger Joscha Kiefer as Mario Pichler Thomas Goritzki as Horst Vogl Birte Berg as Rosa Koller Sebastian Edtbauer as Tobias Ringsdorfer Wolfgang Fierek as Wilhelm Sedelmeier Felix Steitz as Niko Allert Credit Only Alina Stiegler as Johanna Girwidz