What do you think of the casting choices for Dexter, Debra and Harry in the Dexter prequel...

I like them a lot! They've done a great job with the casting so far.

I'm not sure if I like them... i'll have to wait to form a better opinion.

I don't like them at all!

What do you think of the casting choices for Dexter, Debra and Harry in the Dexter prequel thus far?