Yes, the story about Babylon5 and Amigas has been repeated many many times:
Wikipedia states:
Babylon 5 also distinguished itself at a time when models and miniature were still standard by becoming one of the first television shows to use computer technology in creating visual effects. This was achieved using Amiga-based Video Toasters at first, and later Pentium and Alpha-based systems.
My first real animation render was:
http://www.youtube.com/watch?v=0pqskizMHQgI have Deluxe Paint and Lightwave on the Video Toaster but haven't really got that far with them.. I find Lightwave difficult to use even on IRIX.
Aladdin4D seems interesting.. I will have to check it out sometime.
I wrote my own ray tracer which I wrote an article about in Doctor Dobbs Journal (Nov, 1999)... I should try porting it to the Amiga some time..
-4K.