Tiberian Sun not working after intro, Windows 8

Just to run through a few things:

Try running as admin.

Try repairing the game(not likely to fix it, but worth checking)

Try different compatibility modes(already tried)
Restart your machine with a Clean Boot

Try the Direct X update on this post: http://answers.ea.com/t5/Command-Conquer-The-Ultimate/Common-Problems-Read-This-Before-Posting/td-p/222052