They'll break him. He'll be just like a little baby when they finish with him: crying and soiling his pants and...wait, how could they tell?

Anyway, he'll talk. If the Massad can't do it there are Others who can. Perhaps the T. E. Lawrence treatment...no, he might like that. A shot of scopolamine behind the eyeballs, saturating whatever passes for his frontal lobes; a bath; beer deprivation....