name of a movie

[bhryun]

its about explorers who disappeared in south america and the film that they were making of their their trip is found years later the move is that film.

[bollywood101]

Probably Cannibal Holocaust (1980), an Italian film by Ruggero Deodato.

[kenwal34]

I recall an earlier film,sort of a semi documentary along those lines .Dont recall the title,but I do recall scenes about cannibal fish eating a crocodile,headhunters,etc and an expedition to the Matto Grasso in the Amazon region.