LOST KINGS OF BIOKO
Director: Oliver Goetzl
Producers: Gulo Film Productions for NDR Naturfilm / Doclights. Co-produced by NDR, WDR, ARTE, ORF, SMITHSONIAN CHANNEL, SVT.

Off the coast of Central Africa lies an isolated island, covered by primeval rainforest and inhabited by a greater variety of species than nearly any other place on Earth: Bioko. The rulers of this realm are one of the least known primates on the planet–drills. This film will reveal the secrets of these shy and endangered monkeys.