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The Best Episodes of Stargate SG-1 Season 9

Every episode of Stargate SG-1 Season 9 ranked from best to worst. Discover the Best Episodes of Stargate SG-1 Season 9!

Binge this in 14h 38m•Peaking at 8.5/10

The story of Stargate SG-1 begins about a year after the events of the feature film, when the United States government learns that an ancient alien device called the Stargate can access a network of

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Episode Rankings

  1. #1 Fan Favorite
    Stargate SG-1 Season 9 Episode 1 - Avalon (1)
    7.7/10(1229 votes)

    #1 - Avalon (1)

    S9:E1

    An Air Force pilot attempts to reassemble SG-1 after they have gone their separate ways. An old "friend" arrives on Earth asking for Daniel's help in finding an ancient treasure -- and she won't take no for an answer.

    Director:Andy Mikita
    Writer:Robert C. Cooper

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  2. Stargate SG-1 Season 9 Episode 2 - Avalon (2)
    7.9/10(1175 votes)

    #2 - Avalon (2)

    S9:E2

    An Ancient communications device renders Daniel and Vala unconscious, sending their minds to another galaxy -- where they inhabit the bodies of two people persecuted by the followers of an evil religion.

    Director:Andy Mikita
    Writer:Robert C. Cooper

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  3. Stargate SG-1 Season 9 Episode 3 - Origin (3)
    7.7/10(1153 votes)

    #3 - Origin (3)

    S9:E3

    Daniel comes face to face with the Ori, a fiery race of beings who demand the worship of mortals. Elsewhere, Stargate Command encounters the first Ori missionary in our galaxy.

    Director:Brad Turner
    Writer:Robert C. Cooper

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  4. Stargate SG-1 Season 9 Episode 4 - The Ties That Bind
    7.4/10(1131 votes)

    #4 - The Ties That Bind

    S9:E4

    Jackson and Mitchell must join Vala on an interplanetary scavenger hunt when they learn that they are still bound together by an alien energy field.

    Director:William Waring
    Writers:Paul Mullie, Joseph Mallozzi

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  5. Stargate SG-1 Season 9 Episode 5 - The Powers That Be
    7.3/10(1077 votes)

    #5 - The Powers That Be

    S9:E5

    SG-1 visits a world whose people once worshipped Vala as a god -- and demand that she stand trial when she confesses to manipulating them.

    Director:William Waring
    Writer:Martin Gero

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  6. Stargate SG-1 Season 9 Episode 6 - Beachhead
    8.2/10(1128 votes)

    #6 - Beachhead

    S9:E6

    Samantha Carter returns to Stargate Command when the Ori seize control of a planet, using an expanding force field to gain a foothold in our galaxy.

    Director:Brad Turner
    Writer:Brad Wright

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  7. Stargate SG-1 Season 9 Episode 7 - Ex Deus Machina
    7.3/10(1053 votes)

    #7 - Ex Deus Machina

    S9:E7

    SG-1 investigates when evidence suggests that there are still Goa'uld hiding on Earth -- including a former System Lord. Tensions between Earth and the Free Jaffa continue to mount.

    Director:Martin Wood
    Writers:Paul Mullie, Joseph Mallozzi

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  8. Stargate SG-1 Season 9 Episode 8 - Babylon
    7.3/10(1091 votes)

    #8 - Babylon

    S9:E8

    Colonel Mitchell is injured in a skirmish with a warrior from a mythic tribe of rebel Jaffa, and is trained in their fighting techniques only so that he may engage in a ritual battle to the death.

    Director:Peter DeLuise
    Writer:Damian Kindler

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  9. Stargate SG-1 Season 9 Episode 9 - Prototype
    7.5/10(1065 votes)

    #9 - Prototype

    S9:E9

    SG-1 finds a genetically advanced Goa'uld-human hybrid created by Anubis, and returns him to Earth for study. But even keeping him alive may not be worth the risk.

    Directors:Peter DeLuise, William Waring
    Writer:Alan McCullough

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  10. Stargate SG-1 Season 9 Episode 10 - The Fourth Horseman (1)
    7.8/10(1088 votes)

    #10 - The Fourth Horseman (1)

    S9:E10

    Earth is infected with a deadly Ori plague, prompting an ally from SG-1's past to come to their aid. Gerak proposes that the Free Jaffa follow the Ori religion.

    Director:Andy Mikita
    Writer:Damian Kindler

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  11. Stargate SG-1 Season 9 Episode 11 - The Fourth Horseman (2)
    8.1/10(1109 votes)

    #11 - The Fourth Horseman (2)

    S9:E11

    As the Ori plague spreads rapidly, SG-1 hopes that the Prior who caused the disease may hold the key to its cure. Gerak tries to rally the Jaffa to the Ori's cause, prompting Teal'c and Bra'tac to initiate a resistance.

    Director:Andy Mikita
    Writers:Paul Mullie, Joseph Mallozzi

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  12. Stargate SG-1 Season 9 Episode 12 - Collateral Damage
    7.1/10(1088 votes)

    #12 - Collateral Damage

    S9:E12

    When SG-1 travels to an Asgard Protected Planet, Colonel Mitchell is accused of a murder he did not commit.

    Director:William Waring
    Writers:Paul Mullie, Joseph Mallozzi

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  13. Stargate SG-1 Season 9 Episode 13 - Ripple Effect
    8.2/10(1191 votes)

    #13 - Ripple Effect

    S9:E13

    Multiple SG-1s show up at Stargate Command, leading the "real" team to conclude that they have each been inadvertantly displaced from different parallel realities.

    Director:Peter DeLuise
    Writers:Brad Wright, Paul Mullie, Joseph Mallozzi

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  14. Stargate SG-1 Season 9 Episode 14 - Stronghold
    7.1/10(1021 votes)

    #14 - Stronghold

    S9:E14

    Baal kidnaps Teal'c as part of a plot to brainwash those Jaffa advocating a move toward democracy. Cameron Mitchell learns that an old friend is about to die.

    Director:Peter DeLuise
    Writer:Alan McCullough

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  15. Stargate SG-1 Season 9 Episode 15 - Ethon
    7.5/10(1051 votes)

    #15 - Ethon

    S9:E15

    Daniel is imprisoned on a world under the influence of the Ori, and the Prometheus is caught in a firefight when SG-1 tries to rescue him.

    Director:Ken Girotti
    Writers:Robert C. Cooper, Damian Kindler

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  16. Stargate SG-1 Season 9 Episode 16 - Off the Grid
    7.3/10(1024 votes)

    #16 - Off the Grid

    S9:E16

    SG-1 is captured after a deal with the Lucian Alliance goes bad ... and the planet's Stargate goes missing. Meanwhile, a former System Lord attempts to rebuild his empire.

    Director:Peter DeLuise
    Writer:Alan McCullough

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  17. Stargate SG-1 Season 9 Episode 17 - The Scourge
    6.9/10(1068 votes)

    #17 - The Scourge

    S9:E17

    A tour of an off-world research base for a group of foreign diplomats turns dangerous when an insidious insect species gets loose.

    Director:Ken Girotti
    Writers:Paul Mullie, Joseph Mallozzi

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  18. Stargate SG-1 Season 9 Episode 18 - Arthur's Mantle
    7.7/10(1048 votes)

    #18 - Arthur's Mantle

    S9:E18

    Mitchell and Carter are shifted to another dimension, making them invisible to everyone at the S.G.C. Meanwhile, Teal'c and SG-9 discover that the Sodan have been brutally attacked.

    Director:Peter DeLuise
    Writer:Alan McCullough

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  19. Stargate SG-1 Season 9 Episode 19 - Crusade
    7.8/10(1084 votes)

    #19 - Crusade

    S9:E19

    Vala Mal Doran makes contact with Stargate Command from the Ori home galaxy, and tells the story of her life undercover in a village of followers building the Ori's invasion fleet.

    Director:Robert C. Cooper
    Writer:Robert C. Cooper

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  20. Stargate SG-1 Season 9 Episode 20 - Camelot
    8.5/10(1210 votes)

    #20 - Camelot

    S9:E20

    SG-1 discovers the village of Camelot on an alien world, and must face Merlin's security system when they go in search of an Ancient weapon. Elsewhere, Earth and its allies assemble a fleet when a working Ori Supergate is discovered.

    Director:Martin Wood
    Writers:Paul Mullie, Joseph Mallozzi

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Season 9 Ratings Summary

"Avalon (1)" is the best rated episode of "Stargate SG-1" season 9. It scored 7.7/10 based on 1229 votes. Directed by Andy Mikita and written by Robert C. Cooper, it aired on 7/15/2005. This episode is rated 0.2 points higher than the second-best, "Avalon (2)".