When you try to launch the program, you may get a message about "missing extensions".

A newer version of Dramatica Pro needs to be installed in order to be able to run on Mac OS 10.5 (Leopard) or OS 10.6 (Snow Leopard).

1. Download the updated installer for Dramatica Pro using the download link below.
2. Once it is downloaded, double click on "Install Dramatica Pro" and follow the on-screen steps.
   
   NOTE: If you don't see the installer icon, open your Downloads folder and double click on "DramaticaPro.dmg".
   
   
3. After installing the program, double click the Dramatica Pro icon inside the /Applications/Dramatica Pro 4.1 folder and click Activate (follow the on-screen steps).

DOWNLOAD LINK - DRAMATICA PRO FOR OS 10.5/10.6

http://support.screenplay.com/filestore/dpro41/DramaticaPro.dmg


ROSETTA

You may be prompted by your Mac OS to install Rosetta.  This is required for the program to run properly and should install automatically.