Nowadays, creating a tie-in smartphone game or app is just about required for every successful entertainment franchise -- TV shows included.

As both a television and iPhone superfan, I've come up with a list of the best TV-related apps. Interestingly, most of them are games that can also be played on the iPod or have an equivalent "HD" version in the iTunes App Store that will play on a larger screen.

Interested in beefing up your app collection? Check out my favorites after the jump.