GigsList

Here's another website that covers arts jobs. It has classifieds, demos & reels, a production directory, resumes and reviews. You can check it out here:

http://gigslist.org/

Networked Artists

Looks like an interesting audition blog on the Tribe server.

Networked Artists on Tribe.NET

Audition.com

Auditions.com

Offers movie auditions through film casting and open calls. ... casting through modeling auditions, both open auditions and more theater auditions. ...

MySpace Backstage.com casting

A strange myspace portal that lists audition notices

www.myspace.com/backstageeast

Or try this:

http://profile.myspace.com/index.cfm?fuseaction=user.viewprofile&friendID=97146023