World's first computer-generated 3D animation
Produced in 1972 and is believed to be the world's first computer-generated 3D animation:
This historical video was recently re-discovered after being lost for many years. It was created by Ed Catmull, a true pioneer of 3D technology, who was a computer scientist at the University of Utah (birthplace of the famous Utah teapot.) founders of Pixar.
First 3D Animation in a Film: