| Country | Date | |
|---|---|---|
| USA | 4 May 1944 | (New York City, New York) |
| USA | 11 May 1944 | |
| Sweden | 30 October 1944 | |
| Australia | 15 February 1945 | |
| Finland | 28 December 1945 | |
| Turkey | 1946 | |
| Greece | 26 March 1946 | |
| Portugal | 26 March 1946 | |
| France | September 1946 | (Cannes Film Festival) |
| Netherlands | 20 December 1946 | (Amsterdam) |
| Germany | 1947 | |
| France | 1 January 1947 | |
| Spain | 6 February 1947 | |
| Austria | 1948 | |
| Denmark | 12 April 1948 | |
| Finland | 12 August 1955 | (re-release) |
| East Germany | 31 March 1961 | |
| East Germany | 20 December 1984 | (TV premiere) |
| France | 24 January 2007 | (re-release) |
| Das Haus der Lady Alquist | Austria / Germany |
| À Meia Luz | Brazil |
| Angoscia | Italy |
| Efialtis | Greece (transliterated ISO-LATIN-1 title) |
| Gázláng | Hungary |
| Gaslight | UK (imdb display title) |
| Gasljus | Sweden |
| Gaslys | Denmark |
| Gasnacy plomien | Poland |
| Hantise | France |
| Isiklar sönerken | Turkey (Turkish title) |
| Kaasuvalo | Finland |
| La luz que agoniza | Venezuela |
| Llum de gas | Spain (Catalan title) |
| Luz de gas | Spain (alternative title) |
| Luz que agoniza | Spain (imdb display title) |
| Meia Luz | Portugal |
| Murder in Thornton Square | UK |
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