There are many TV shows that start with the letter C! To give you a more specific answer, I need more information. What kind of show are you looking for? For example:
* Genre: Comedy, drama, reality, sci-fi, etc.
* Time period: Classic shows, current shows, or something specific.
* Network: Is there a particular network you're interested in?
Once you give me more details, I can give you a more helpful suggestion!