You can make good looking apps with Perl modules. Tk is a good start. Win32::GUI can make apps with real windows components (I never really liked the look of Tk, but Win32::GUI has a learning curve.) There aren't many good examples of Win32::GUI code though. I don't have access to any of mine on this machine, I may be able to post one later tonight.
A good example of a deliverable compiled application made with perl and running on windows is the