You may be running with virtual memory or have too much memory reserved in your RAM cache. Turn off virtual memory and restart your computer. Quit any open applications. Lower your RAM cache and launch the game again. If you have two monitors connected to your Macintosh, make sure that the 640 x 480 monitor is set to be the main monitor.
Program pauses for a long duration before an animation starts.
Slow CD-ROM drive. Copy the contents of the CD-ROM to your hard drive, and run the game from there. The computer freezes during game play. This problem is usually caused by lack of memory. Quit any open applications.