Yes, I saw it. All of those kinds of dramas are exaggerated, but as Babs was involved herself, it can't have been too 'out there'.
It did, however, only focus on a very narrow section of his life.
I'd read that he had admitted about the affair to his wife and was extremely regretful about it. All shrouded in a bit of mystery.
I'd like to meet Barbara Windsor, but I'm not sure I'd have the guts to ask her about the affair!