Well, I haven't quite gotten to the point of smelting and casting yet, but I'm reloading for .45 Colt, .45 ACP, .44 mag, and .243 now, and I've got the .38/.357 dies on order. Oh, and I'm shooting a lot of .22, too. :D
Thanks for all the replies, and the offline help, SaxonPig!
-- Sam