Chromecast not showing up in Netflix
After you tap the cast button , you may need to tap Allow to let Netflix find and connect to devices on your local network.
If you tap the cast button and your TV or Chromecast isn't shown, it means a setting or network issue is stopping Netflix from finding your device on your Wi-Fi network.
Note:If you can't find the cast button anywhere in the Netflix app, follow these troubleshooting steps instead.
To fix the problem, follow the steps for your device.