Guest Stars Martin Feifel as Christian Ressler Julian Looman as Adam Litkowski Matthias Hack as Ben Heller Christopher Schärf as Jörg Hässmann Matthias Ransberger as Fred Susi Stach as TBD Katrin Filzen as TBD Simon Stadler-Lamisch as TBD Hans Brückner as TBD Richard Guth as TBD