Adobe has released a trial version of Adobe Creative Suite 5 Master Collection for both Windows and Mac OS X

Thank you for your interest in evaluating Adobe Creative Suite 5 Master Collection software. The trial version offers almost every feature of the product for you to test-drive.

* 64-bit OS required for Adobe After Effects CS5 and Adobe Premiere Pro CS5
* The Adobe Acrobat 9 Pro trial (Windows only) is available separately* from the downloads page

Adobe Creative Suite 5 Master Collection Trial