Pirate the hell out of it. You most likely already have all you need, so no costs. If you want you can start putting the sub money to buy a RPi and a usb drive, you will not regret it.
Don’t worry, I don’t usually watch a lot of movies, but most of the times when my gf wants something, it’s nowhere to be streamed (English is not our first language, and the local streaming options are lackluster), so I still know my ways