If player controls become unresponsive on your mobile device when you cast to your Chromecast, it usually means data on your device needs to be refreshed. Follow the steps for your device below to fix the problem.
In the lower right, tap My Netflix.
Tap your Profile icon , then tap a different profile to switch to it.
Follow the steps above to switch back to the original profile.
Try casting Netflix again.
Open the App Switcher by pressing the Home button twice. If your device doesn't have a home button, swipe up from the bottom of the screen and hold.
Swipe up on the app to quit it.
Open the app, then try again.
Note:These steps might be different on your device. Go to Apple's support site for steps to quit and reopen an app on iPhone or iPad.
Press and hold the side button and one of the volume buttons at the same time until the sliders appear. Drag the top slider to turn your device completely off.
If the sliders don't appear, press and hold the Sleep/Wake button until the red slider appears, then drag the slider.