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Entity (episode)

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Entity
Production
Series

Stargate SG-1

Episode

4.20

Production #

420

Original air date

January 31, 2001

Written by

Peter DeLuise

Directed by

Allan Lee

Cast
Guest stars

Teryl Rothery as Dr. Janet Fraiser
Gary Jones as Walter Harriman
Dan Shea as Sgt. Siler

Chronology
Preceded by

Prodigy

Followed by

Double Jeopardy

SG-1 Season 4
1 2 3 4 5 6 7
8 9 10 11 12 13 14
15 16 17 18 19 20 21
22
Season 3 Season 5

Entity is the twentieth episode of the fourth season of Stargate SG-1.

[edit] Plot

When the SGC dial an unknown planet and send a MALP, they discover highly advanced life. Suddenly the MALP seems to start flying, and before the connection is lost, the computers overload. O'Neill cuts power to the gate manually, but computers are behaving as if controlled by an intelligence. Soon SG-1 realizes an alien life force has taken over the base's computer system. It uses cameras to follow their actions and shuts down the computers if necessary. When Major Carter wants to reboot the SGC's network, formatting drives and rebooting from the unnetworked backups from the day before, everything seems to be normal again. Only a minute later, a section is detected infested by the program/being, which had stored itself on the drive of a MALP. When SG-1 break their way into the MALP-room, the entity has used the MALP, then other machines and all computers in the room to build a supercomputer. It runs on the emergency lights of the room.

Daniel Jackson argues instead of destroying the machine as O'Neill suggests, they should use the interface it provided (a keyboard and monitor). Carter asks the entity what it wants, and after a reply from the machine her finger gets stuck on the keyboard. She faints and is brought to the infirmary. Finally, through Carter, the entity is able to communicate its intentions: to destroy the threat Earth poses to its homeworld. SG-1 finds out that when the SGC had sent a MALP to the world, the Earth radio equipment needed to control their robot interfered with the aliens on the world, destroying many of them. Interpreting the action as an attack, the alien entity was sent to infiltrate the SGC's computer system and destroy the facility. While matter can only travel the way a gate was dialed, the entity, like radio waves, could use the radio carrier wave to get into the computer (though when the gate was shut down, it had not had time to complete the total destruction it intended).

Angered with the fact that it uses Carter as host, O'Neill tells the alien that if it stays in Carter's body, the SGC would send wave after wave of MALPs to his planet unless it gave Carter back. In agony, Carter's body breaks free from the restraints it was put in, is trapped in the hall and (picture) emits an energy beam to the mainframe (via the lights and power outlets in the hall). O'Neill zat's Carter's body once but it does nothing. O'Neill is forced to zat her again (which should kill her). Carter falls to the floor. In the medical room Carter is on life support with O'Neill sitting watching over her. Dr. Frasier comes in and asks if Sam ever told him about her living will (that she doesn't want any extraordinary means) to which he replies, "Yeah, she told me." Dr. Frasier tells O'Neill there is no brain activity of any kind and that "I think it's time to let her go." O'Neill quietly asks Dr. Frasier to "wait a minute, huh?" Back in the MALP room, SG-1 sees "I AM HERE" written again and again on the screen. They realize it might be Carter, and Dr. Fraiser connects Carter's body to the supercomputer. Immediately a power surge enters the body, and the supercomputer shuts down. Carter's consciousness, restrained while the entity was in her body, is now returned to her body, and she is soon conscious again. Hammond orders the planet locked out of the dialing computer.

[edit] Notes

Stargate Wiki has a collection of images related to Entity.
  • The actions of Major Carter's mind while in the MALP room computer are very similar to the actions of the Alien "Entity" known as Jerry in Michael Crichton's "Sphere." In Sphere, the hostile Alien refers to himself as an "Entity," possibly responsible for the title of the episode. The Alien speaks to the team through the computer systems, at one point posting the message "I AM HERE." on the computers. This is, of course, identical to the message posted by Major Carter.
  • This is one of many Stargate SG-1 episodes bearing an extreme likeness to novels written by Michael Crichton. Other episodes have resembled Prey, The Andromeda Strain, and Timeline very closely.
  • When the Entity looks up Colonel O'Neill's personnel file, the display reads "John O'Neill." One of the files it skips by reads "Lee Van Cleef".

[edit] Sources

Smallwikipedialogo.png This page uses content from Wikipedia. The original article was at Entity (Stargate SG-1). The list of authors can be seen in the page history. As with SGCommand, the text of Wikipedia is available under the GNU Free Documentation License.