Odd then, perhaps, that Sky carry GOLD, another of the UKTVPlay subscription channels, and make it available on NowTV, but not any of the other three, including alibi, that Sky also carry.
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.
