Eliminators

Eliminators is a 1986 science fiction action film directed by directed by Peter Manoogian, starring Andrew Prine, Denise Crosby and Patrick Reynolds. The plot centers around a Mandroid constructed by an evil scientist from the body of a downed pilot, who teams up with the scientist responsible for android technology, her pet robot Spot, a riverboat guide, and a martial arts warrior.

Arriving in South America, Hunter hires the best river boat captain she can find in a seedy bar, one Harry Fontana, and they head down a river. After running afoul of rival riverboat captains and Reeves men, they end up finding the Mandroids crashed plane after an encounter with a tribe of cavemen brought to this time by Reeves time travel experiments. They also meet Kuji, the ninja son of Doctor Takada, who has come to find his father. The Mandroid informs him that his father is dead, killed by Reeves. He joins the group, which then storms Reeves headquarters, only to be captured by Reeves, now a cyborg himself, more advanced than the Mandroid, whose body is designed to look like Roman armor. Reeves plans to travel back to ancient Rome and become the new Caesar.Released in January 1986, the film grossed 4,601,256. After the films theatrical release, it was released on videocassette by Playhouse Video, the childrens video division of CBSFOX Video, in the U.S., and by Cineplex Odeon in Canada. ........

Source: Wikipedia