He actually runs out of the room in the ROTS videogame, and locks the door behind him. (Which sets up a level where Anakin takes out his shuttle.)
http://youtu.be/ja3PRH1-BTc?t=8m33s
If you don't think the game cutscene video is useable, maybe the audio combined with your usual bag of editorial tricks can keep Nute alive to plague the OT. ;)