Gabriel Scharf was real Son of Yvo Scharf.
Volker Baldauf and Mario Diehl later worked on Der Spiegel.
Omas Fenster also stars Silvie Scharf, Gabriel Scharf and Daniel Radtke.
Josef & Horazio - Die Typen aus Liebesfluch plays before the events of Liebesfluch.
Daniel Radtke also was an extra in Robin Hood: Ghosts of Sherwood, Grenzgang and Omas Fenster. In all these films Yvo Scharf also starred in.