CGI is done after the film is done. It's through the computer. Most of the film is not computer-generated special effects. Most of it is that creature that is in the room with you.

In 2010 Sanaa Lathan starred in the all-black performance of Cat on a Hot Tin Roof at the Novello Theatre in London. Sanaa McCoy Lathan (born September 19 1971) is an American actress and voice actress. She has starred in many films including the box-office hits Love & Basketball Alien vs.