This individual is the Mexican leader of the research group, Cortez is a paunchy man with dedication to his work. He is a geophysicist who runs a tight operation. Recruited by David Spangler to oversee the production and construction of the undersea research station dubbed Neptune, Dr Cortez finishes the dream that he and his wife lived for. He manages to get the research station up and running and works out of it until Spangler kills him for plotting against him when it becomes obvious that he is a lunatic with control issues.