Release Info
Release Dates
| USA | 1 June 1955 | |
| USA | 10 June 1955 | (premiere) (New York City, New York) |
| Finland | 29 July 1955 | |
| Sweden | 26 September 1955 | |
| France | 19 October 1955 | |
| Japan | 18 December 1955 | |
| Italy | 31 March 1956 | |
| Portugal | 18 September 1956 | |
| Austria | 9 November 1956 | |
| West Germany | 25 December 1956 | |
| Turkey | May 1957 | |
| Denmark | 12 January 1959 |
Also Known As (AKA)
| A Guerra dos Planetas | Brazil (alternative title) |
| Bloodlust in Outer Space | USA (reissue title) |
| Cittadino dello spazio | Italy |
| Guerra Entre Planetas | Brazil (imdb display title) |
| Les survivants de l'infini | France |
| Metaluna IV antwortet nicht | West Germany |
| O polemos dyo kosmon | Greece (transliterated ISO-LATIN-1 title) |
| Ovo ostrvo, Zemlja | Serbia (imdb display title) |
| Regreso a la Tierra | Spain |
| Rymdens demoner | Sweden |
| S.O.S. Metaluna | Portugal (imdb display title) |
| Seyyareler çarpisiyor | Turkey (Turkish title) |
| Terreur over de planeten | Belgium (Flemish title) |
| Terreur sur l'univers | Belgium (French title) |
| Truslen fra verdensrummet | Denmark |
| Tuntematon maailma | Finland |
