Don't count yourself out. *I* wasn't sure I had enough fans, but I did it, and if you spread the word on any forums you frequent and perhaps the Bujold list you might be surprised.

Choosing the reader is actually the easy part. For one, you might get David like I did, though I had two other auditions submitted to me that were too bland to use. He's actually in a bit of a soft spot with his schedule, which is one reason I got him for as reasonable a price as I did.