It's way way beyond that. Not only can you easily fake people you can easily fake their environments too.When this technology matures it would be a HUUUGGEE issue to discern real vs fake videos.
Propaganda, disinformation and slander would be way more easier to manage.
Intelligence agencies should work on these deep fake videos and learn how to spot & stop them.
Soon real life like holograms of gone loved ones could be simulated to move around .The AI will be sophisticated enough to read over time the communication and thinking patterns of the person when he was alive to make a replica of his speech, memory and actions when he is gone.Using AI to add frames and up the resolution
Turning paintings into people