| Country | Date | |
|---|---|---|
| USA | 12 January 1943 | (New York City, New York) |
| Sweden | 16 August 1943 | |
| Spain | 29 January 1945 | (Madrid) |
| Portugal | 25 April 1945 | |
| Finland | 2 September 1945 | |
| France | 26 September 1945 | |
| Denmark | 21 November 1945 | |
| Austria | 4 January 1946 | |
| Japan | 17 December 1946 | |
| Germany | 1947 | |
| Finland | 13 June 1958 | (re-release) |
| West Germany | 8 September 1969 | (TV premiere) |
| France | 4 October 2000 | (re-release) |
| L'ombre d'un doute | Belgium (French title) / Canada (French title) / France |
| Im Schatten des Zweifels | Austria / Germany |
| La sombra de una duda | Argentina / Spain |
| Îndoiala | Romania |
| A Sombra de uma Dúvida | Brazil |
| Ani stín podezrení? | Czechoslovakia |
| De schaduw van een twijfel | Belgium (Flemish title) |
| Epäilyksen varjo | Finland |
| I tvivlens skygge | Denmark |
| L'ombra del dubbio | Italy |
| Mentira | Portugal |
| Shadow of Doubt | USA (poster title) |
| Skuggan av ett tvivel | Sweden |
| To heri pou skotonei | Greece |
| Uncle Charlie | USA (working title) |
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