Looks like finally announced the full english voice cast:
English Voice Cast - S-E Blog
Cloud Strife: Cody Christian (All American, Teen Wolf)
Barret Wallace: John Eric Bentley (Hart of Dixie, Lab Rats, Fear of the Walking Dead)
Aerith Gainsborough: Briana White (Criminal Minds: Beyond...
Just a heads up, the OST is available for preorder now on the NA Store
https://store.na.square-enix-games.com/en_US/product/604773/final-fantasy-vii-remake-original-soundtrack-special-edit-version-cd
Also preorders have opened back up for the 1st Class Edition as well...
Just an fyi, it's up on the NA Store (Only the Special Edition though)
https://store.na.square-enix-games.com/en_US/product/604773/final-fantasy-vii-remake-original-soundtrack-special-edit-version-cd