Extras, easter eggs, secrets, cheats, codes for Aliens (DVD).

Trailers for all four Alien movies

At the main menu, select the "Extra Features" option. Select the "Trailers" option to view trailers from all movies in the series.

Credits

At the main menu, select the "Extra Features" option. Press Down to highlight the vitals monitor at the bottom of the screen. Press Enter to view a credits screen featuring the developers of the disc.