Expediente X was released in the year 1998。Expediente X is also called as The X Files, Ficheiros Secretos, Dosjeji X, Blackwood, Aux frontières du réel, Arquivo X - O Filme, Arkiv X - fight the future, Akte X - Der Film, X-Files: The Movie。

Two people from two worlds. FBI Agent Fox Mulder, a believer. FBI Agent Dana Scully, a Skeptic. Together they must solve the mysteries such as who, or what destroyed a Federal Building in Dallas, what killed 4 firemen and a child supposedly killed in the blast and more, but these mysteries were not placed by some insane terrorist, these were placed by our very own Government.

Expediente X actors and actresses include Armin Mueller-Stahl, Blythe Danner, David Duchovny, Dean Haglund, John Neville, Luis Beckford, Martin Landau, Mitch Pileggi, Terry O'Quinn。