All sounds extremely dubious Jam. At the end of Where Eagles Dare would you have gone out of the plane's door or taken your chances with the military tribunal back in London in the hope of getting off with a slap on the wrists for high treason?
Yes, that's always struck me as an odd decision. Option 1: jump to certain death; option 2: face a Court Martial with a high probability (but not absolute certainty) of death. It's a no-brainer isn't it?