Big Boy

Deuce Bigalow is a less than attractive, down on his luck aquarium cleaner. One day he runs into a male gigolo who asks him to look after his precious fish while he is away on business. However, he wrecks the house and needs quick money to repair it. The only way he can make it is to become a gigolo himself, taking on an unusual mix of female clients...

Stark naked man comes out from the sea and begins to walk the streets, interfering in daily episodes, always in search of justice. He names himself Finis Hominis (The End of Man, in latin), and soon becomes sort of a modern Messiah, capable of performing miracles. An adulterous woman and a cheated husband are among his most faithful followers, as well as a group of hippies. (imdb)

An american explorer organizes an expedition to the Amazon Rainforest in search of a lost treasure.