Fred Engel's father is murdered by Colonel Brinkley in order to acquire a treasure map, however the Colonel only acquires half of it, the other half as held by Mrs. Butler. Discovering the scene of the crime, Old Shatterhand and Winnetou help Fred bring his father's murderer to justice and locate the treasure of Silver Lake.
Lex Barker
Old Shatterhand
Pierre Brice
Winnetou
Götz George
Fred Engel
Karin Dor
Ellen Pattersson
Herbert Lom
Colonel Brinkley
Marianne Hoppe
Mrs. Butler
Ralf Wolter
Sam Hawkens
Eddi Arent
Lord Castlepool
