This is something I can't get my head round. I have a NAS which I sometimes stream stuff from my xbox 360 from. With chromecast do I need any other device for t

This is something I can't get my head round. I have a NAS which I sometimes stream stuff from my xbox 360 from. With chromecast do I need any other device for that to work. Or does it go NAS > Phone/Laptop > Chromecast. Or NAS > Chromecast.