in reply to GUI (Tk) executables via PerlApp

Although not an answer to your question, I can recommend IndigoStar's Perl2Exe, which compiled my pVoice and pStory (both Tk applications) with no problems and executes on every system I tried it on.

Jouke Visser, Perl 'Adept'
Using Perl to help the disabled: pVoice and pStory