Once AI works out how to do hands then this deepfake crap is going to be one of the biggest problems the world has faced. It has the potential to be extremely damaging and we are sleepwalking into a nightmare with this. I hate everything about it.
the council of elrond in the book always makes me laugh because aragorn is on this huge rant about how nasty and dangerous gollum is and legolas is just sitting in the corner waiting for his moment to tell everyone that gollum has actually escaped
Justin Roiland will be hard to recast, though. He didn't just play Rick and Morty, but loads of minor characters.
Google "Justin Roiland Minors" for a full list.