Star Trek - The Enemy Within - visual effects comparison

This video compares the visual effects scenes from 2 versions of the classic Star Trek episode "The Enemy Within". On the left side you can see the original effects, on the right side you can see the new CGI effects. <br /> <br />Both versions of this episode are available on the official Bluray set. <br /> <br /> STAR TREK and related marks are trademarks of CBS Studios Inc.