The American Theatre Wing and XM Satellite Radio will present an interview with actor Billy Crudup on their weekly theatrical interview show, "Downstage Center," on XM's On Broadway (XM Channel 28).

Crudup will appear as the special guest on Friday, March 2 at 6 p.m. The show will repeat on Saturday, March 3 at noon, Sunday, March 4 at 7 p.m., and Wednesday, March 7 at midnight.

http://broadwayworld.com/viewcolumn.cfm?colid=16239

I tried to listen to it but seems that I mistaken the schedule. Big news it's that it will be avalaible to download pretty soon in the AWT podcasts site.

It's online now, here's the link:
http://www.americantheatrewing.org/downstagecenter/detail/billy_crudup