With the deadly virus spreading throughout the city, the search for the antidote continues, as Fish Mooney, The Riddler and Penguin reveal plans of their own. Bruce meets Ra's Al Ghul and completes his last task in order to fulfill his destiny, but realizes he can't let go of his past.
Watch Now:iTunesLord Harwood returns to take control of the Raven Society. Alfred, Dave Boy and Bazza form an unlikely alliance with the Sykes Sisters.
Watch Now:AmazonThe Arkham inmates are still running freely in Gotham and they're only getting more difficult to catch. Gordon develops a plan, but reluctantly has to turn to Bruce for help. Meanwhile, Barbara finds out just how far her new friends are willing to go for her.
Watch Now:AmazoniTunesGrissom investigates when a woman vanishes while taking part in a magician's act. A rock star's death on a band bus appears to be the result of an overdose, but Catherine uncovers evidence that points to murder.
Watch Now:AmazoniTunesJane Galloway lives in fear. Her doors are triple-locked. Every shade is drawn. The bathroom window is nailed shut. An alarm system is activated. Who killed Jane, and how could the murderer have possibly entered, and left, the house?
Watch Now:AmazoniTunesUnder pressure to prove that the GCPD is still powerful, Gordon attempts to bring in Jonathan Crane. However, Gordon puts himself in a dangerous situation at Arkham when he is forced to fight off lunatics and the demon within himself. Meanwhile, with Barbara's unexpected return, Selina and Tabitha must consider risks that come with joining her in the weapon business.
Watch Now:iTunesCatherine is ordered by a kidnapper to accompany a man who is to deliver $1 million in ransom to him or else he will kill the man's mistress.
Watch Now:AmazoniTunesGordon and Bullock investigate a location where several kids have been kidnapped. Barbara proves to be an unlikely ally to Gordon. Meanwhile, Bruce looks into an alleged witch with healing powers for Selina, and Nygma deals with demons of his own.
Watch Now:AmazoniTunesGordon is called to the scene after The Toy Maker is hired to assassinate one of Gotham's doctors. Lee Thompkins begins to try to rebuild the Narrows, with Nygma as her partner. Meanwhile, Alfred's new life in the Narrows becomes complicated and Ivy reveals her new persona to Selina.
Watch Now:iTunesWarrick investigates the drive-by murder of a young girl in his old neighbourhood. Nick tackles the murder of a computer company employee.
Watch Now:iTunesGrissom and Catherine investigate the murder of a movie-goer. The rest of the team reach a forensic impasse while processing a teenager who died from a gunshot wound.
Watch Now:iTunesOne of two couples who meet in a bar is murdered and, when the second couple meets the same fate in a similar fashion, the team suspects a pair of serial killers is on the loose. Catherine gets some troubling news about her father's murder trial.
Watch Now:iTunesA wild night in Las Vegas has the CSIs simultaneously investigating four fatalities. Greg Sanders' first day in the field has him assisting Grissom's investigation of a fatal nightclub shooting. Meanwhile, Catherine probes into the death of a stripper found dead in a hotel room, while Sara and Nick look into the strange case of an "alien" body found near Area 51.
Watch Now:iTunes(Crossover episode with Without A Trace, Season 6 Episode 6.) Grissom and the team join forces with Jack Malone, an FBI Agent from New York to track a serial killer.
Watch Now:iTunesGrissom, Sara, and Nick respond to an electrocution at a casino. Catherine and Warrick investigate a vampire murder.
Watch Now:iTunesThe CSIs come across an abandoned military compound being used by a small cult. The CSIs grow suspicious when they see that a mass suicide has taken place, but only 11 of the 12 beds are occupied.
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