Enemy Unseen (1989)

Plot

Young scientists Mel Noble and Roxeanne Tangent embark on an expedition to a seemingly deserted African island to study crocodiles. Their adventure takes a dark turn when local tribesmen, who revere crocodiles, abduct Roxeanne. Desperate to rescue her, her father, Gordon, enlists Steiger and his investigative team to navigate the treacherous terrain. With the indigenous people hidden in the jungle and crocodiles lurking in the waters, Steiger's crew faces peril at every turn. Time is running out as they race against fate to prevent Roxeanne from becoming a victim of a chilling sacrificial ritual.