This is how I saw Marvin in my mind when I first read 'The Hitchhikers Guide to the Galaxy'. The eyes are my favourite part, even though they were easy to make (just a pane of colored glass with a light behind it.) I was going to add legs, but I decided it just looked alot better the way it is now.
Made with: Bryce 5.
Time building model: 7.5 hours.
Time to pose: 3 minutes.
Time to render:23 minutes.