The video was shot at Bray Studios and Greenford Studios, and post-production was handled by Glasswork using the software programs Softimage and Flame. Cunningham said that every shot in the clip had four layers. He reportedly first shot the set and the props doing nothing for about 21 seconds, and then removed the robot and replaced it with Björk, who had her face painted white and wore a blue suit. Using a mix of the master shot and a live feed of Björk in frame, the production team tried to match up her face and the robot body as much as possible. Only Björk's eyes and mouth were used, with the rest of the robot representing 3D animation traced from her real head. Cunningham has described the filming process as an unpleasant experience: