Review coming from a huge fan of the games and book, I think as usual both the 1 and the 10 start ratings everywhere should just be ignored, it's obviously not that bad and obviously not perfect.

First off, the great for me:
Henry Cavil, a huge surprise for me, he is amazing as Geralt, and there were a lot of his scenes where I could just as well thing his is straight our of the games, that's how well he plays Geralt.
Joey Batey as Jaskier, another standoff, I think he did an amazing job
some of the action scenes are excellent


Then, for the good for me:


Lastly, the bad for me: