Pay just £17.95 every 6 months by direct debit and get a free dvd box set.
Money back guarantee - if you are not completely satisfied,you can cancel your subscription at any time and receive a full refund on all un-mailed issues.
Not making any suggestions here,but,it may be possible to make the order,receive the gift and then cancel the subscription after say 1 issue,making a very cheap dvd box set.
If the link does not bring up the offer,insert the code TGGFO610 in the promo code box and the offer will appear when the page has finished loading up.
Cashbackkings have an offer on for bbc subscriptions giving £5 cashback for a direct debit subscription so go via that route,however the use of the code may invalidate the cashback,but nothing spoiling if you don't get the cashback,you still get the deal anyway.