Dont't use set layout angle("camera angle"), rotate each layer separatly exept HUD layer whit same formula you use in same event. Here is picture (I dont have licence so I must delete some layers for it to work - but it works - you have it more them you need) of event sheet:
<img src="http://dl.dropbox.com/u/37009800/Construct%202/Help%20Others/rot.png" border="0" />