Cast to TV enables you to cast online videos and all local videos, music and images to a Chromecast. It is an “All Cast” in one app.
Also, you can easy control the TV with your phone: pause, volume, forward/rewind, previous/next etc… Use the auto search for available cast devices & streaming device and the app will identify video, audio, photo files on your device and SD Card automatically.
In conclusion, it works like other share to screen app, but it might have features that you like or preffer among others from another apps. Try it out!