Weaver, Kovac, and the other doctors work frantically to try to save Jerry and a pregnant Abby, who were both critically injured during the shootout that left the ER in…

When is it time to go out on a limb? Armand Assante guest stars as a patient who makes Sam an offer she might not be able to refuse. Luka…

When is it time to go out on a limb? Armand Assante guest stars as a patient who makes Sam an offer she might not be able to refuse. Luka…

As Abby and Luka cope with their newborn’s life and death struggle, the couple is shocked to receive a surprise visitor: Abby’s mother Maggie. Meanwhile, Sam fears the prospect of…

Abby and Luka desperately try to keep a young woman brought into the ER with stab wounds to the neck alive. As her condition begins to worsen, Clemente steps in…

Abby and Luka desperately try to keep a young woman brought into the ER with stab wounds to the neck alive. As her condition begins to worsen, Clemente steps in…

When Luka answers a call for help, he discovers not everyone is pleased. Will he honor his commitment, or ask a colleague to step in for him? Abby and Morris…

When Luka answers a call for help, he discovers not everyone is pleased. Will he honor his commitment, or ask a colleague to step in for him? Abby and Morris…

Pratt departs for Africa with attitude to spare but makes his first contact with harsh reality before the plane lands. Abby senses something is not what is seems when she…

Pratt departs for Africa with attitude to spare but makes his first contact with harsh reality before the plane lands. Abby senses something is not what is seems when she…

Curtis Ames, a carpenter who suffered a stroke under Kovac’s care, sues him for malpractice. Kovac and Ames square off in court as each man’s recollections of Ames’ treatment are…

Kovac anxiously awaits the verdict between himself and Curtis Ames but fears the worst. Meanwhile, Neela disobeys her chief’s orders and also questions her feelings for Gates, and Weaver unwittingly…

An unexpected visitor puts Clemente in the middle of a domestic dispute. Meanwhile, Luka and Abby await test results on their unborn child; Neela struggles with her surgical elective and…

An unexpected visitor puts Clemente in the middle of a domestic dispute. Meanwhile, Luka and Abby await test results on their unborn child; Neela struggles with her surgical elective and…

Pratt and Weaver try to create a Christmas miracle when they work to save a girl wounded from gunfire. Eve gets into trouble after punching a disruptive patient. Also, Abby…

Pratt and Weaver try to create a Christmas miracle when they work to save a girl wounded from gunfire. Eve gets into trouble after punching a disruptive patient. Also, Abby…

Neela, worn out after being on shift for over 24 hours, has to make a quick decision regarding an accident victim’s torn aorta. Sarah’s grandparents are in town, and Hank…

Kovac is in Chicago looking for hospice-care work. Neela’s aorta surgery has caused an infection in her patient. Abby treats a teen who has been beaten up. Brenner continues to…

Pratt’s half-brother tries to get him to make ends meet with his estranged father. Clemente treats an infant chimpanzee and involves Abby and Neela on the secret case. Eve promotes…

Pratt’s half-brother tries to get him to make ends meet with his estranged father. Clemente treats an infant chimpanzee and involves Abby and Neela on the secret case. Eve promotes…

Neela’s aortic rupture patient is in need of yet another follow up surgery, and they are starting to take a toll on her. Morris talks with a shrink about his…

A kidnaped girl is the victim of police shooting. Abby is stuck in the middle of a disagreement between Luka and Clemente. Neela receives a phone call from Iraq. Later,…

A kidnaped girl is the victim of police shooting. Abby is stuck in the middle of a disagreement between Luka and Clemente. Neela receives a phone call from Iraq. Later,…

When a drunk patient is admitted to the ER, his actions endanger everyone at County. Pratt is still pursuing his dreams of becoming Chief of the ER, and Gates is…

Gallant impulsively asks Neela to marry her that exact day, she says I do but soon gets cold feet. Morris stands up to Weaver on a patients course of treatment….

Gallant impulsively asks Neela to marry her that exact day, she says I do but soon gets cold feet. Morris stands up to Weaver on a patients course of treatment….

The rainy night brings in diverse patients including a mother involved in a car accident with her baby, a man with a satisfaction facilitator, and a comatose patient who suddenly…

The rainy night brings in diverse patients including a mother involved in a car accident with her baby, a man with a satisfaction facilitator, and a comatose patient who suddenly…

Neela’s short visit in Ortho turns into a game of hockey. Bettina wants to take her relationship with Pratt to the next level, but Pratt is not keen on the…

Pratt and a new doctor on the scene disagree on how to teach the interns. Gates treats a young woman with serious heart problems. Abby heads to Croatia, and ponders…

As Carter prepares to open a new facility for the underprivileged, some old friends/colleagues gather. Rachel Greene, Mark Greene’s daughter, applies for an internship at County.

As Carter prepares to open a new facility for the underprivileged, some old friends/colleagues gather. Rachel Greene, Mark Greene’s daughter, applies for an internship at County.

ER’s 300th episode finds Luka and Abby hurriedly preparing to travel to Croatia after Luka’s father passes away. Luka confronts Abby about the estrangement between them, and she eventually reaches…

After being passed over for Chief of the ER, Pratt is looking for a hospital that will appreciate his talents. A former employee of the ER brings her sick son…

Luka has a very bad day: New nurse manager Eve Peyton notices he doesn’t want to work with Sam and tells him so. At the end of the day he’s…

Abby is back from rehab and finds herself the object of scrutiny. She confesses to Pratt that Luka might stay in Croatia longer than planned. Harold seems to have won…

Luka has a very bad day: New nurse manager Eve Peyton notices he doesn’t want to work with Sam and tells him so. At the end of the day he’s…

Neela and Sam are shocked when they arrive back to the airport with transplant organs only to find that their plane has left them. Dr. Carter gets a surprise visit…

Everyone at the ER is happily surprised to see Luka back from Croatia. Great news awaits Neela. Sarah once again needs rescuing by Tony, and patients are causing problems for…

On Neela’s last day at County, she has doubts as to whether she is making the right decision.