Platinum life taking money from your bank account without any authorization

Platinum Life phone you get all your details from you to send you a obligation free, free gift and then take money from your account via DEBIT order? without you giving them permission to take money from your account or giving them your banking details this is *****!!! how can they just take money from your account my husband stated very CLEAR that he don't want any policies from them and then they put their hands into his bank account in anyway, and by the way how do they manage to take money from your account without you giving them any details about your bank account.. these people are very very unprofessional, they don't manage to sell policies and then they ***** people's money!!