In the second part of the German remake of the Winnetou films, Winnetou's sister Nscho Tschi is kidnapped by a brutal crook who wants to find a mythical Apache treasure. Old Shatterhead and Winnetou get forced to search for the precious in the silver sea by their evil opponent El Mas Loco.
| Writing | Jan Berger | Writer |
| Writing | Alexander M. Rümelin | Writer |
| Directing | Philipp Stölzl | Director |
| Writing | Karl May | Novel |
