Unknown
(Original title)
Unknown
Australia
Os Desconhecidos
Brazil
Отвлечени
Bulgaria (Bulgarian title)
Unknown - Paljastavat muistijäljet
Finland (tv title)
Blackout
France
Unknown
Germany
Άγνωστοι
Greece
Agnostoi
Greece (transliterated title)
Emlékezetkiesés
Hungary
Identità sospette
Italy
unknown アンノウン
Japan (Japanese title)
Nežinomybė
Lithuania
Nieznani
Poland
Estranhos
Portugal
5 нeизвестных
Russia
Mentes en blanco
Spain
Unknown
UK
Unknown
USA
П'ятеро невідомих
Ukraine