Alias Subtitles English S04e09 -

A comprehensive database where you can filter by language and "Hearing Impaired" tags.

In this episode, Sydney and Jack must infiltrate a secure facility to retrieve a biological weapon. Because Alias frequently features multiple languages (Russian, French, etc.) and technical jargon, "informative" subtitles are particularly useful for following the global scale of the mission.

If you are looking for the actual subtitle files for this specific episode, they are commonly available on major subtitle repositories: