After being separated from the Umbrella Unit in Resident Evil (2002), Alice and Matt are taken away. Alice is quarantined in a Raccoon Hospital. Alice woke up in an Empty Quarantine room with a window glass in front of her, She yells and bangs the window glass for help. As the camera moves away, we can see a person walking by.
Who exactly is this person? During the making of the movie, Anderson doesn't talk about this scene or about the person walking by.