The app is Chromecast enabled. You can download the app from the appropriate app store for your device.
- Open app on your device
- Login and select the video you'd like to watch
- In the top right corner of the media player, tap the Cast button .
- Tap the device you'd like to cast to.
- When you're connected, the Cast button will turn color, letting you know you're connected.
- You can now cast your content directly to your TV.
- To stop casting, tap the Cast button in the top right corner. Tap Disconnect.
Learn more about streaming with Chromecast at https://www.google.com/chromecast/tv/ultra/learn/