| Country | Date | |
|---|---|---|
| Spain | 11 October 2002 | (Sitges Film Festival) (premiere) |
| Spain | 18 October 2002 | |
| Argentina | 7 March 2003 | (Mar del Plata Film Festival) |
| USA | 6 April 2003 | (Philadelphia International Film Festival) |
| Denmark | 15 August 2003 | (Copenhagen International Film Festival) |
| Argentina | 15 September 2003 | (premiere) |
| Argentina | 18 September 2003 | |
| France | 9 October 2003 | (Toulouse Cinespaña Film Festival) |
| Czech Republic | 23 January 2004 | (Febio Film Festival) |
| France | 21 March 2004 | (Annecy Spanish Film Festival) |
| France | 14 April 2004 | |
| Poland | 23 April 2004 | (Week of Spanish Cinema) |
| Hungary | 26 August 2004 | (TV premiere) |
| Turkey | 1 October 2004 | |
| Philippines | 4 October 2004 | (Spanish Film Festival) |
| USA | 29 October 2004 | (New York City, New York) |
| USA | 29 October 2004 | (Los Angeles, California) |
| South Korea | 25 March 2005 | |
| Japan | 15 October 2005 | (Tokyo) |
| Mexico | 8 November 2005 | (TV premiere) |
| 800 Bullets | International (English title) |
| 800 balles | France |
| 800 damla yas | Turkey (Turkish title) |
| 800 golyó | Hungary |
| 800 metaka | Serbia (TV title) |
| Ochocientas balas | Spain (alternative spelling) |
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