Portal: Survive! Explores The Final Moments Of Aperture Science
The film was created by Colin and Connor McGuire at YouTube Space LA. The pair state that the entire production budget was under $500, including the GLaDOS prop created by Angry Dog Studios' Jimmy Burns.
You might recognize the one crafty scientist from the Portal 2 tie-in comic called Lab Rat. You can read that here and watch Portal: Survive! below.