How to cast amazon prime video to google chromecast.
Finally. The battle between Amazon and Google over which devices cast which services seems to be over.
With the latest releases of youtube and prime video you can now cast to firetv and chromecast devices.
To cast prime video to your chromecast, simply click the cast icon. boom. Vikings on the tv via chromecast. the same goes for youtube and the firetv: Cobra kai on the tv via firestick!

blog.google: Prime Video is on Chromecast and Android TV, plus YouTube on Fire TV.
https://blog.google/products/chromecast/prime-video-chromecast-android-tv-youtube-fire-tv/