| Country | Date | |
|---|---|---|
| UK | 15 June 1951 | (London) (premiere) |
| USA | 29 June 1951 | |
| Italy | September 1951 | (Venice Film Festival) |
| Finland | 19 October 1951 | |
| Sweden | 12 November 1951 | |
| Belgium | 7 December 1951 | |
| Philippines | 29 January 1952 | (Davao) |
| West Germany | 15 February 1952 | |
| Denmark | 14 March 1952 | |
| Austria | April 1952 | |
| France | 2 April 1952 | |
| Japan | 17 September 1952 | |
| Finland | 26 November 1965 | (re-release) |
| Reporter des Satans | Austria / Switzerland (German title) / West Germany |
| Le gouffre aux chimères | Belgium (French title) / France |
| A Montanha dos Sete Abutres | Brazil |
| As atutowy | Poland |
| As w potrzasku | Poland |
| Bittere lauweren | Belgium (Flemish title) |
| Cadenas de roca | Argentina |
| El gran carnaval | Spain |
| Forside-sensation! | Denmark |
| Ha-Carnival Ha-Gadol | Israel (Hebrew title) |
| Inför tusen ögon | Finland (Swedish title) |
| L'asso nella manica | Italy |
| Sensationen för dagen | Sweden |
| The Big Carnival | USA (new title) |
| The Human Interest Story | USA (working title) |
| To teleftaio atou | Greece |
| Tuhansien silmien edessä | Finland |
| Wielki karnawal | Poland |
| Trailers | Plot summary | Box office and business |
| User comments | Ratings | Awards |
| News articles | External reviews | DVD |
| Main details | Recent releases | IMDb now playing |