Ever heard of Motion capture or Mo-cap?
It's technology used in big Hollywood studios to make the characters in films like King Kong and Avatar more life-like.
It's big in Hollywood and Wellington studios and it has also been a billion-dollar secret kept under wraps by the big studios to wow movie-goers – until now.
Auckland University of Technology (AUT) is one of the first in the world to use what is called Vikon-Cara technology.
They used it to make the WWI movie, 25 April which is out in cinemas now.
Story went to visit the university to see how they are using this product to get a slice of the Hollywood action.
Watch the video for the full Story report.