Everyone can see your showcase, in general, whether they are a member or not and whether they are logged in or not.
Now, the difference is this....Only guys with Premium Access and other ladies with Verified Provider status can see the "Rates and Availability" box in showcases.
In your particular showcase I can certainly see the whole thing.
http://www.eccie.net/providers.php?do=view&id=14630
Your screening requirements are listed in your biography box. So long answer to your question....YES anyone can see it, member or not.