Attackproof DVDs use the NTSC Video Format. Below Are Countries Using NTSC:
If your country is not on this list it uses either the PAL or SECAM video format. However, you can still play our DVDs if you have a dual-format player (which is very common). It is currently extremely expensive for us to make PAL or SECAM specific DVDs.
United States Antilles Bahamas Barbados Belize Bermuda Bolivia Brazil Cambodia Canada Chile Colombia	Costa Rica Cuba Dominican Rep. Ecuador El Salvador Guatemala Guyana Haiti Honduras Jamaica Japan	Mexico Nicaragua Panama Peru Philippines Puerto Rico Samoa South Korea Taiwan Venezuela Virgin Islands