LightWave3D is a fantastic 3D computer animation suite created by NewTek. It's the software I use for all 3D graphics, animation and forensic animation. You can read all about it at NewTek's LightWave website.
Some handy links:
For years I have developed a 3D renderfarm software for LightWave3D, called LightNet. The latest is called LightNet: Cloud.
Here's an animation I put together for our company, The Media center:
And a commercial we put together for the WV Chamber last year: