| Country | Date | |
|---|---|---|
| Italy | 13 December 1962 | |
| France | 8 February 1963 | |
| West Germany | 20 September 1963 | |
| USA | 2 March 1964 | |
| Finland | 29 September 1967 | |
| Italy | 29 May 1973 | (re-release) |
| Greece | 8 October 2004 | (Panorama of European Cinema) |
| USA | 29 June 2007 | (re-release) (limited) |
| Italy | 4 January 2008 | (re-release) (limited) |
| Argentina | 9 November 2008 | (Mar del Plata Film Festival) |
| Italy | 22 November 2008 | (Turin Film Festival) |
| Le doulos | France (original title) |
| Le Doulos | International (imdb display title) (English title) / UK (imdb display title) / USA (imdb display title) |
| Az áruló | Hungary |
| Døden giver ikke kredit | Denmark (imdb display title) |
| Der Teufel mit der weißen Weste | West Germany |
| Doulos: The Finger Man | USA |
| El confidente | Spain |
| Ilmiantaja | Finland |
| Kapus | Poland (imdb display title) |
| Kovaa peliä Pariisissa | Finland |
| Lo spione | Italy |
| Morir matando | Argentina |
| O Denunciante | Portugal |
| O hafies | Greece (transliterated ISO-LATIN-1 title) |
| Ställd mot väggen | Sweden |
| Técnica de um Delator | Brazil |
| The Finger Man | (undefined) |
| Plot summary | Box office and business | User reviews |
| Ratings | News articles | External reviews |
| Main details |