They have no memory of their lives and report that their elders and children are missing. SG-1 finds the planet where they believe the Sangraal is located, and undertake a quest to find it. Sam and Dean investigate a series of suicides and discover that someone is invoking the Goddess of Truth, forcing people to be cruelly honest. When a team of geneticists is put on the case, they discover O'Neill is actually dying. Realizing that the Mark of Cain has pushed him too far, Dean makes a drastic decision, while Rowena readies a spell that could have huge consequences. Dean and Sam search for Castiel, who appeared to Dean in a dream. Castiel formulates a plan for the demonic baby. Mistaken for rebels on an alien planet, SG-1 must become hostage takers in order to buy themselves enough time to be rescued before they're executed. Sam and Dean help Sam's old college buddy after he is accused of a murder he swears he didn't commit. Teal'c and his mentor have just returned from Hak'tyl, where they try to convince Ishta to wait until the Jaffa grow numerous enough to wage war. SG-1 awakens in a mysterious underground complex, with no memory of their previous lives. SG-1 and Martouf have been captured on Netu by one of its denizens, who wants to use their information to overthrow the Goa'uld system lord Sokar. After a series of killings by a murderer with animal traits, Dean casts a spell to communicate with a German Shepherd -- with unfortunate side effects. Sam and Dean are stunned when a man who claims to be their grandfather, Henry Winchester, suddenly appears to stop a demon named Abbadon. After coming under fire on an alien world, Carter, Daniel and Teal'c return and report that O'Neill stayed behind to protect a wounded Lt. Tyler. While investigating a mysterious death in Chicago, Sam and Dean run into Meg, who is thrilled to see Sam again. Teal'c's mentor arrives through the Stargate with shocking news: The Goa'uld Apophis survived the destruction of his ship and kidnapped Teal'c's son. After Ezekiel tells Dean a group of angels is hunting Castiel, he and Sam race to find their friend before the vengeful angels do. Now the surviving family members must face a powerful adversary. On Aug. 17, 2017, Spain suffers two terrorist attacks perpetrated by young people integrated into Spanish society. A murder investigation linked to a grief counselor forces Sam and Dean to confront a loss of their own. Dean encounters an old friend in Apocalypse World. While dealing with the aftermath of the fight between Sam and Jake, Dean pays a steep price for his involvement. Ruby, Lilith, Castiel and Zachariah appear. O'Neill flees a Jaffa attack but is captured before reaching the Stargate. When Sen. Kinsey is assassinated in front of witnesses, O'Neill, who was videotaped leaving the scene with a rifle, becomes the prime suspect. Castiel and Uriel capture Alastair, and ask Dean to torture him with skills he learned in Hell. Doctors discover a Goa'uld larvae has attached itself to Kawalsky's brain and the soldier must undergo a risky operation. They arrive at Vorash on Cronos's ship -- one of the spoils they claimed following their recent battle with him. Sam and Dean realize they have an enormous task: hunting down the hundreds of demons that escaped from the Devil's Gate. While Sam and Dean are investigating a UFO sighting, Dean is abducted from a crop circle. Dean feels the effects of the First Blade, and Metatron makes his move against humanity. After her protégé is killed by a wraith who's targeting psychics, Missouri Moseley asks Dean and Jody to help protect her family. Lucifer offers Sam a deal during a tense encounter in the cage. While Jack and Castiel head to Missouri to investigate a murder involving a teddy bear, Sam and Dean take off for Atlantic City to try and find Amara. Sam and Dean track down a witch who's taking out her wrath for her unfaithful husband on the entire town. O'Neill is told that he's been frozen for 79 years and the rest of the SG-1 team perished long ago. Sam learns that a persistent wound may hold deep secrets. The Winchesters team up with angels, demons and witches in an attempt to seal away Amara. Carter's relationship with her new beau heats up. As Castiel searches for Jack, Sam and Dean's hunt for a witch killer leads to a familiar face. With the apocalypse looming in a showdown between good and evil, Sam and Dean realize they are out of options. Sam and Dean investigate a small town in Wisconsin where children are falling into comas for no apparent reason. SG-1 returns to Stargate Command with news that Earth has been saved from the Replicators, but they soon learn that one of the creatures still lives. Machete Kills (2013) Let’s get this out of the way: Machete Kills is not Die Hard. Dean is contacted by his first love, Cassie, a girl who asks him to come to Mississippi to investigate a string of racially motivated murders. Sam investigates a case involving missing babies whose parents are being murdered. Sent to investigate an apparent werewolf attack, Dean and Sam follow the clues to a mother and son with an unusual dog. Sam and Dean test a possible method for opening a rift. Sam and Dean investigate an abandoned sanitarium and discover the patients had revolted against the cruel punishments inflicted by the head doctor. Sam and Dean test Jack's powers further. The brothers investigate stories of Mafia-like monster families living under Chicago's streets and meet Ennis, a would-be hunter of monsters. The joint chiefs of staff brief the president about the Stargate program. The battle for heaven comes to a head. As head of Stargate Command, O'Neill has a tough time managing his new duties, which are made worse by an imminent visit from the president. Sam offers to help her if she'll help get his soul back. Chuck reconnects with an old flame. Sam and Dean discover "Supernatural," a series of books that accurately detail their lives as demon hunters. Sam and Dean encounter a being that seems to drive its victims insane with its ghastly wails before devouring their brains. When Ben calls Dean and tells him that Lisa is in trouble, Dean leaves Sam to investigate a case alone and rushes to the rescue. When the team discovers that Fifth, the Replicator leader, has created a Replicator clone of Lt. Col. Carter, they set out to destroy it. Barry Bostwick, John Rubinstein and Richard Libertini guest star as three friends who used to be famous magicians but have since been replaced. Dean and Bobby lock Sam in Bobby's panic room so he can detox from the demon blood. After Bobby discovers Crowley has no intentions of returning Bobby's soul, the hunter takes matters into his own hands. They learn that she's a sacrifice for a demon that plagues the village. After returning from a new planet of primitives, O'Neill and the SG-1 team begin a startling transformation. Carter's father hunts for the Goa'uld system lord Seth. Dean seems to have exorcised his demons for good. SG-1 struggles to control a rash of brutal attacks by an elusive and savage alien creature. The Winchesters head to a health spa where guests wind up dead -- and hundreds of pounds lighter. Only when SG-1 shows up do they learn that Triad is a ceremony of justice. As Sam and Castiel try to free Dean from Michael's control, it falls on Jack to protect their bunker from a monster horde outside. On Hathor's planet, Carter and Jackson can only watch as Hathor implants O'Neill with a Goa'uld symbiote. They later team up with a reaper to deal with the tablet's second trial. After Netan (Eric Steinberg) and the Lucian Alliance are undermined by SG-1, he yet again decides to put a bounty on their heads. And all hell breaks loose. The SG-1 members are trapped on a research station where beetles that control an addictive plant prove to be unstoppable carnivores. Meanwhile, Abaddon demands that Crowley help her kill Sam and Dean. The fourth prince of Hell fills in for Lucifer while he and Mary are stuck in Apocalypse World. Sam and Dean desperately seek an escape route after being placed in a high-level government facility for attempting to assassinate the president. Sam and Dean call on their friend Bobby for help after they are stumped by violent and inexplicable happenings on a local college campus. As the third trial nears, Sam and Dean reunite with Castiel. One member of an SG unit has committed suicide, and others, including Jackson, are near death. Castiel and Crowley close in on Lucifer as the fallen angel realizes his new rock-star vessel allows him to get fans to do whatever he wants. List of the latest Canadian TV series in 2021 on tv and the best Canadian TV series of 2020 & the 2010's. Claire returns home to help Jody, Alex and Patience in their search for Sam and Dean. Dean teaches Charlie to be a hunter-in-training. Guilt drives Castiel to track down his vessel's daughter and break her out of a group home. Investigating a murder, Sam and Dean find that Garth is already on the case. As the surgeon in charge looks at him, the doctor's eyes glow white: He's the Goa'uld System Lord Apophis.