Here's a clue: he's the one not wearing a stripy jumper
I'm spending far too much of today staring at this ace piece of work by Richard Sargent, featuring 180 robots from movies, television and elsewhere. See if you can find WALL-E (it took me a while), then see how many you can name. There's a competition going on until 31 August: whoever can name the most robots wins a poster. Find out more here.