Stargate SG-1

Entity (Season 4, Episode 20)

TV-PG

TV Episode | 44 min | Action, Adventure, Drama

When the SGC probes a new planet, an alien energy entity there responds by invading the SGC's computer systems, and then Major Carter herself.

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Cast	+ Add Cast
9 cast members

Name	Known for
Richard Dean Anderson Colonel Jack O'Neill Colonel Jack O'Neill See fewer	Stargate SG-1 (1997)
Michael Shanks Dr. Daniel Jackson Dr. Daniel Jackson See fewer	Stargate SG-1 (1997)
Amanda Tapping Major Samantha Carter Major Samantha Carter See fewer	Stargate SG-1 (1997)
Christopher Judge Teal'c Teal'c See fewer	Stargate SG-1 (1997)
Don S. Davis Major General George Hammond Major General George Hammond See fewer	A League of Their Own (1992)
Gary Jones Sgt. Walter Harriman Sgt. Walter Harriman See fewer	The Package (II) (2018)
Teryl Rothery Dr. Janet Fraiser Dr. Janet Fraiser See fewer	Stargate SG-1 (1997)
Dan Shea Sgt. Siler Sgt. Siler See fewer	X-Men: Days of Future Past (2014)
Peter Kufluk TSgt. Connor (uncredited) TSgt. Connor (uncredited) See fewer	Trixie (2000)