Lighting design and vintage button sourcing by A.J.
In video, barely seen, are gearworks in back of head. There is also a cooling fan which had been fitted with a slow RPM motor in order to see the movement on camera, but this was also barely seen.
There is also motorized movement on the back upper left area which is more visible. The chest "heart" panel was originally prepped for a sequencing light but later changed to a solid ring of lights.
In October of 2010 this robot along with many other items from this shop were shipped to the White House in Washington DC for a presidential Halloween party.