Not in the UK, where it is a separate subscription you have to take out with BT.
However, if you are in Eire, Now do carry it there.
Which can be a bit confusing, but there you go.
Set a Payment PIN on your account so that no-one but you can buy memberships on it. Check your bank accounts monthly for any other unexpected payments to Now. That way you can at least nip them in the bud, while you and Now figure out whose fault they are.