Season: 10 - Episode: 18
Vala's (Claudia Black) father Jacek (Fred Willard) contacts Stargate Command wishing to trade information about a series of planned attacks on earth in exchange for sanctuary on the planet.
Season: 10 - Episode: 17
Barely surviving the bombing massacre of a peaceful Jaffa summit, Teal'c (Christopher Judge) must go rogue to track down and stop a Jaffa leader named Arkad (Craig Fairbrass) who plans to take control of the Jaffa nation and deliver them to the Ori.
Season: 10 - Episode: 16
Mistaken for rebels on an alien planet SG-1 must play the part of hostage takers in hopes to buy them enough time to be rescued before they're executed.
Season: 10 - Episode: 15
After Netan (Eric Steinberg) and the Lucian Alliance are undermined by SG-1 yet again, he decides to put a bounty out on their heads.
Season: 10 - Episode: 14
When Daniel Jackson (Michael Shanks) turns up as a prior asking SG-1 to aid him in a plan that might very well be a trap, it's up to Col. Jack O'Neill (Richard Dean Anderson) and the team to save Jackson's life.
Season: 10 - Episode: 13
An experiment goes wrong leaving Lt. Col. Carter (Amanda Tapping) trapped in a parallel reality where martial law has been enforced and the earth is under attack from the Ori.
Season: 10 - Episode: 12
Hoping to use Merlin's phasing device to hide a village from the Ori army something goes wrong forcing Mitchell and a critically injured Carter to hide themselves out of phase from an occupation of Ori Soldiers.
Season: 10 - Episode: 11
Discovering the frozen body of Merlin (Matthew Walker), SG-1 works to help him build the Sangraal before Adria (Morena Baccarin) and her Ori army can track them down.
Season: 10 - Episode: 10
SG-1 finds the planet where they believe the Sangraal is located, and undertake a quest to find it.
Season: 10 - Episode: 9
Mitchell goes undercover to track down the Odyssey, which was attacked and boarded by members of the Lucian Alliance.
Season: 9 - Episode: 10
A Prior has convinced Gerak, leader of the Jaffa Nation, into following Origin. Teal'c and Bra'tac attempt to make a case against the Ori, but to no avail. Meanwhile, a plague released by the Ori has breached SGC and spread to the rest of Colorado.
Season: 9 - Episode: 9
While investigating a black hole, Carter is sent to the wrong planet. The gate is keeping people out by redirecting them to other planets. Once there, they discover a man, created by Anubis, who is ready to Ascend and bring havoc to the Galaxy
Season: 9 - Episode: 8
SG-1 investigates a planet that is home to the Warriors of Sodan, a legendary Jaffa tribe which has not served the Goa'uld in centuries. Mitchell kills one of the Sodan and is captured. He must battle to the death as punishment for the killing.
Season: 9 - Episode: 7
With Vala missing in action after the Kallana incident, Mitchell unites SG-1 under his command, and not a moment too soon. A Jaffa warrior belonging to the warlord Gerak turns up dead on a rural Virginia roadside, and the team has to figure out why.
Season: 9 - Episode: 6
A Ori Prior has established an ever-growing force-field on a Jaffa-controlled planet. A minor Goa'uld, but also the one who engineered the multiple gate connections required for the defeat of the Replicators, comes to the SGC to offer his help.
Season: 9 - Episode: 5
Vala leads SG-1 to a planet where the Priors have visited, and plans to keep the natives from worshiping the Ori. The symbiote that once held her ruled over this planet; she thinks that keeping their allegiance to her will slow the spread of Origin.
Season: 9 - Episode: 4
After an hour's separation from Daniel, Vala returns to SGC. Although the bracelets have been removed, their effects have not diminished. To break the link, Mitchell, Jackson, and Teal'c must deal with many people that Vala has used over the years.
Season: 9 - Episode: 3
An Ori priest saves Daniel and Vala from the fanatical Ori followers, but they're still trapped in "borrowed" bodies in a distant galaxy. The priest transports them to the Ori's holy realm, where Daniel uncovers the secrets of the mysterious gods.
Season: 9 - Episode: 2
Upon finding Merlin's testing grounds, Dr. Jackson, Teal'c, Col. Mitchell and Vala uncover hidden treasure, including a book that tells the story of the Ancients coming to Earth from another galaxy, and a strange and ultimately dangerous alien device.
Season: 9 - Episode: 1
With the departure of Gen. O'Neill, Stargate Command enters a new era. That said, the new commanding officer, Gen. Landry, and SG-1's new leader, Lt. Col. Mitchell, barely have time to settle in before the sudden return of the beautiful thief Vala.
Season: 8 - Episode: 12
With the Atlantis team unheard from since they left, a mission has been greenlighted to take the starship Prometheus to the Pegasus galaxy. Dr. Daniel Jackson wants in. Gen. O'Neill says no; Daniel is too valuable to risk.
Season: 8 - Episode: 10
The stargate is gone! It vanished from Stargate Command right under the noses of the personnel on duty. Impossible? Not with Asgard beaming technology. Yet why would Earth's alien allies do that?
Season: 8 - Episode: 9
Teal'c is ticked off. He and his mentor, Bra'tac, have just returned from the planet Ha'ktyl.
Season: 8 - Episode: 7
Teal'c, having finally been cleared to live off-base, settles in to his new neighborhood. His neighbors love him. He's quiet, and he has become a sort of protector of his community, having most recently defended a driver against three bullies.
Season: 8 - Episode: 6
Goa'uld supersoldier drones have breached the gate room and have killed Brig. Gen. Jack O'Neill.
Season: 8 - Episode: 5
Dr. Daniel Jackson is in a farmhouse on another planet, recovering from serious wounds. Attending him is Leda. Three months earlier, SG-1 had visited this planet in the hopes of making new contact.
Season: 8 - Episode: 4
Five days to zero hour: Brig. Gen. Jack O'Neill is having a busy time managing his new duties as head of Stargate Command.
Season: 8 - Episode: 3
Aboard the International Space Station in Earth's orbit, Cosmonaut Anatole Konstantinov barely avoids being struck by part of Anubis' destroyed mothership as it passes under the station.
Season: 8 - Episode: 2
After learning from Dr. Daniel Jackson that the Goa'uld are en route to attack Earth, to confirm the existence of the devastating Ancient weapon, Stargate Command leader Dr. Elizabeth Weir arrests the Goa'uld system lords.
Season: 8 - Episode: 1
Having had the knowledge of the Ancients downloaded into his head a second time, Col. Jack O'Neill successfully modified a Goa'uld cargo ship to fly faster than any known vessel.
