La balance
(Original title)
La Soplona
Argentina (video title)
Доносникът
Bulgaria (Bulgarian title)
The Nark
Canada (English title)
La Soplona
Chile (video title)
Politistikkeren
Denmark
Rikoksen pihdeissä
Finland
Ilmiantaja
Finland (video box title)
Vasikka
Finland (video title)
La balance
France
Το καρφί
Greece
A besúgó
Hungary
La spiata
Italy
愛しきは、女 ラ・バランス
Japan (Japanese title)
Tysteren
Norway
Równowaga
Poland
As Malhas da Traição
Portugal
Trădarea
Romania
Доносчик
Soviet Union (Russian title)
El membrillo
Spain
Tjallaren
Sweden (video title)
Sokakların kanunu
Turkey (Turkish title)
The Mark
USA (alternative title)
The Nark
USA (informal literal english title)
La soplona
Uruguay (original subtitled version)
La Balance - Der Verrat
West Germany