I've begun to translate my Delphi CD components. Currently I've only implemented a class to play a CD and get useful information from it. Download it here. This demonstrates one of the problems with .NET, there's absolutely no multimedia support, so I've made calls directly into MCI
Here is a simple CD player app that uses this class. It needs quite a bit of work to be useful and doesn't have any kind of error handling currently. Download the source for the main form here