The following sell BFTH DVD sets in English and/or French in NTSC or PAL format.
USA – Engaging Islam
Canada – TWR Canada
PAL format (pretty much everywhere else)
South Africa – Christian Concern for Muslims CCM’s online store closed in 2015 due to unreliable mail service but seems to have reopened now. Contact firstname.lastname@example.org to arrange payment for purchases and shipping if you have problems.