that's his id paper, isn't it, from stalag luft 3? stalag luft 3 is a famous one, isn't it?ourse, it's the one where the great escape took place from. and also? the wooden horse escape. the wooden horse, for those who've not seen the film, was another famous escape when they tunnelled under a vaulting horse. are you honestly saying that peter butterworth of carry on up the khyber was involved in both the great escape and the wooden horse? yeah. yes, he was. military, me? certainly not! he played the daftest characters. and here he is, part of mi9? yes, well, that's the other side that nobody knew about. he was working for british intelligence, code writing. you're learning new stuff? yeah, yeah, all the time. here at the national archives, when they keep declassifying things, more things seem to bubble up. it's remarkable. did he talk about this to you? no, no, he didn't. he did suffer from what we all now call post—traumatic stress disorder. but i didn't know — obviously he never said this to my sister and i, but my mother told me about it, about things that happened, espec