How to Sideload Apps on Chromecast with Google TV — Get Virtually Any Android App on the Big Screen « Gadget Hacks
Cast TV for Chromecast/Roku/Apple TV/Xbox/Fire TV APK 11.776 Download for Android – Download Cast TV for Chromecast/Roku/Apple TV/Xbox/Fire TV APK Latest Version - APKFab.com
Anycast – Chromecast app for Android for Android - APK Download