An oft wondered question, but any information on the guy? According to the internet, this is Bolaji sans Alien suit:
But as you can see, it's not (some may have been confused, as there is a photo of this man with a woman whose name is ... Bolaji Badejo, wife to a man called Peter Badejo - she's a dancer in the show 'Joe Guy', as is the man pictured).
Another image claiming to be an older Badjo is this
I think it's quite something that the man has completely vanished, there's nary a word about him anywhere.