If you can find out the urls on which the content is hosted then yes. But to be honest this is going to be a pain to maintain...
You could throttle the news category so the movies become unwatchable, that might dissuade people to do it. Something like this with a group policy called "Bandwidth abusers" in Network wide > Group Policies:
Don't forget to apply it to the clients of course.
Or you could also do it network wide in the "default traffic shaping" rules. Security & SD-WAN > SD-WAN & Traffic Shaping.