Moses came down from Sinai with his face lit up. Unfortunately many early Bible translators opted for the least logical!
To date, most intelligent Moses adaptation is 'Moses the Lawgiver' by Burgess, with Burt Lancaster.
I do remember Heston walking forward, as though mesmerised and dumbfounded, with that really frazzled, dazzled look endowed upon his countenance. Of course, it was obvious wasn't it, that he'd seen . . . a bush fire!