Yoram Gross (with his first studios Yoram Gross Film Studios) co-produced the first series with: EM.Entertainment (Germany), WDR/ARD (Germany), ABC (Australia), and BBC (UK).
Yoram Gross, in collaboration with his film studio, co-produced the initial series with a group of international production companies: EM.Entertainment (Germany), WDR/ARD (Germany), ABC (Australia), and BBC (UK).