Release Dates
| UK | 6 October 2014 | (London) (premiere) |
| USA | 17 October 2014 | (Philadelphia International Film Festival) |
| Italy | 19 October 2014 | (Rome Film Festival) |
| UK | 22 October 2014 | |
| Ireland | 22 October 2014 | |
| Iraq | 23 October 2014 | |
| Kuwait | 23 October 2014 | |
| Lebanon | 23 October 2014 | |
| Malaysia | 23 October 2014 | |
| New Zealand | 23 October 2014 | |
| India | 24 October 2014 | |
| Cambodia | 24 October 2014 | |
| Sweden | 24 October 2014 | |
| Vietnam | 24 October 2014 | |
| Germany | 30 October 2014 | |
| Denmark | 30 October 2014 | |
| Israel | 30 October 2014 | |
| Italy | 30 October 2014 | |
| Singapore | 30 October 2014 | |
| Austria | 31 October 2014 | |
| Estonia | 31 October 2014 | |
| Lithuania | 31 October 2014 | |
| Latvia | 31 October 2014 | |
| Australia | 6 November 2014 | |
| Croatia | 6 November 2014 | |
| Thailand | 6 November 2014 | |
| Norway | 7 November 2014 | |
| Azerbaijan | 13 November 2014 | |
| Portugal | 13 November 2014 | |
| Russia | 13 November 2014 | |
| Ukraine | 13 November 2014 | |
| Poland | 5 December 2014 | |
| South Africa | 12 December 2014 | |
| Japan | 13 December 2014 | |
| Belgium | 17 December 2014 | |
| Netherlands | 18 December 2014 | |
| Taiwan | 19 December 2014 | |
| Hong Kong | 25 December 2014 | |
| Slovakia | 1 January 2015 | |
| Philippines | 8 January 2015 | |
| Argentina | 15 January 2015 | |
| Czech Republic | 15 January 2015 | (Prague) |
| Chile | 29 January 2015 | |
| Peru | 29 January 2015 | |
| Greece | 5 February 2015 | |
| Canada | 6 February 2015 | (limited) |
| USA | 6 February 2015 | (limited) |
| Hungary | 12 February 2015 | |
| Brazil | 5 March 2015 | |
| Turkey | 6 March 2015 | |
| Mexico | 17 April 2015 | |
| Spain | 24 July 2015 | (DVD premiere) |
| France | 4 November 2015 | (video premiere) |
Also Known As (AKA)
| (working title) | Rosie Dunne |
| Argentina | Los imprevistos del amor |
| Azerbaijan (alternative title) | Rozi Dan |
| Azerbaijan | Sevgiyle, Rozi |
| Brazil | Simplesmente Acontece |
| Canada (French title) | Je t'aime, Rosie |
| Chile | Los imprevistos del amor |
| Germany (literal title) | Für immer vielleicht |
| Germany | Love, Rosie - Für immer vielleicht |
| Spain | Los imprevistos del amor |
| UK (alternative title) | Where Rainbows End |
| Greece | Με αγάπη, Ρόζι |
| Hungary | Ahol a szivárvány véget ér |
| Israel (Hebrew title) | Be'ahava, Rosie |
| Italy | #ScrivimiAncora |
| Lithuania | Su meile, Rouze |
| Mexico | Tal vez es para siempre |
| Peru | Los imprevistos del amor |
| Portugal | Deixa o Amor Entrar |
| Russia | С любовью, Рози |