Fancast of the popular Cormac McCarthy book because I just read it.
Yes I know this is already a movie. No I have not watched the movie yet.

Edit; watched the movie. Didn't enjoy it

John Krasinksi as Papa/Man

He has a protective fatherly energy and I think it would be great.

Noah Jupe as Boy

He's a little too old now to play Boy, but I pictured him as a young Noah Jupe as I was reading. Also because Noah and John Star in A Quiet Place together.

Marion Cotillard as the Woman/Wife/Mom

Michael Caine as Ely