It’s about scavenging and finding things you can imagine to be in that environment, small fire arms and stuff you can craft basic rudimentary devices from

Anyone who pre-orders the game will get a free upgrade to the Nostromo Edition, which includes the bonus content “Crew Expendable”. Players can choose to play as one of three surviving crewmembers, only moments after Brett’s death at the jaws of the creature. As Ellen Ripley, Dallas or Parker, players can explore the Nostromo from habitation deck down through engineering, coordinating their efforts with Lambert and Ash to lure the Alien into the ship’s airlock.

Alien: Isolation Pre-Order Bonus Content

In addition, consumers in North America who pre-order at GameStop and customers in Europe who pre-order at select retailers will exclusively also receive “Last Survivor” in which players pick up the story as Ripley tries to escape on the Narcissus. On hearing the screams of Lambert and Parker, players must navigate their way back down through the Nostromo in order to activate the self-destruct sequence, before retracing their steps back to the Narcissus shuttle and their escape.

http://www.eurogamer.net/articles/2014-07-09-sigourney-weaver-and-original-alien-cast-to-star-in-alien-isolation

Official - play scenes from the original Alien in 2 bonus missions!

Sigourney Weaver has even done the voice acting. Ace

Aaargh, the more I look at it the more problems I see. Ripley's nametag, Brett's missing "scrambled eggs" on his hat brim, tall drinking cups that never existed in the film... very dissapointing.