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The Best Episodes of ER Season 15

Every episode of ER Season 15 ranked from best to worst. Discover the Best Episodes of ER Season 15!

Binge this in 16h 28m•Peaking at 9.2/10

ER explores the inner workings of an urban teaching hospital and the critical issues faced by the dedicated physicians and staff of its overburdened emergency room.

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Episode Rankings

  1. #1 Fan Favorite
    ER Season 15 Episode 22 - And in the End...
    9.2/10(1561 votes)

    S15:E22

    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.

    Director:Rod Holcomb
    Writer:John Wells

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  2. ER Season 15 Episode 19 - Old Times
    9.1/10(1094 votes)

    S15:E19

    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 from an old friend while waiting for his kidney transplant. Dr. Banfield bonds with an abandoned baby boy that is left at the ER.

    Director:John Wells
    Writer:John Wells

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  3. ER Season 15 Episode 7 - Heal Thyself
    8.9/10(808 votes)

    S15:E7

    While out for a mind-clearing run, Banfield encounters a desperate situation and finds herself trying to rescue a young girl from drowning in a nearby lake. Painful memories of her son in mortal danger and Dr. Greene's heroic attempts to save him are triggered during the experience. Meanwhile, Gates attempts to pull some strings to help out a homeless war veteran, and the interns continue to struggle in the ER.

    Director:David Zabel
    Writer:David Zabel

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  4. ER Season 15 Episode 1 - Life After Death
    8.6/10(820 votes)

    S15:E1

    The 15th and final season of ER begins with the devastating repercussions of the ambulance explosion. As Morris and Neela do everything they can to save a wounded colleague, Abby treats a young girl injured during the blast.

    Director:Christopher Misiano
    Writer:Joe Sachs

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  5. ER Season 15 Episode 3 - The Book of Abby
    8.5/10(692 votes)

    S15:E3

    Abby's first day as an attending is bittersweet. Neela is hurt when she finds out Abby's news from someone else. Abby and the new ER Chief argue over how to treat a gunshot victim. Abby comes to Sam's aid when she faces a nurses' disciplinary board.

    Director:Christopher Chulack
    Writer:David Zabel

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  6. ER Season 15 Episode 14 - A Long, Strange Trip
    8.4/10(643 votes)

    S15:E14

    Gates and Morris tend to an elderly man who was assaulted on the street. Sam 's sister shows up unexpectedly. Brenner and Dubenko clash while treating a mother thought to have late-stage cancer. Dr. Morgenstern returns to the ER to assist a former mentor who is seriously ill.

    Director:Mimi Leder
    Writer:Joe Sachs

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  7. ER Season 15 Episode 16 - The Beginning of the End
    8.0/10(527 votes)

    S15:E16

    It's Valentine's Day. Dr. John Carter is back at the County. Brenner and Neela are getting closer. Dr. Banfield is having a hard time trying to have a baby. And Puck and mushrooms may not be a good combination.

    Director:Jonathan Kaplan
    Writers:David Zabel, Lisa Zwerling

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  8. ER Season 15 Episode 18 - What We Do
    7.9/10(535 votes)

    S15:E18

    A camera crew shooting footage for a documentary interviews members of the ER staff. Detective Claudia Diaz is brought in, critically injured with gunshot wounds. Neela laments the lack of communication between her and Brenner. Sam struggles to reconcile with her mother. Carter's condition worsens quite suddenly.

    Director:David Zabel
    Writer:David Zabel

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  9. ER Season 15 Episode 20 - Shifting Equilibrium
    7.9/10(462 votes)

    S15:E20

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

    Director:Andrew Bernstein
    Writer:Lisa Zwerling

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  10. ER Season 15 Episode 21 - I Feel Good
    7.8/10(560 votes)

    S15:E21

    The ER doctors and nurses help out at Camp Del Corazon, a camp for kids who have had open-heart surgery, working alongside the camp counselor.

    Director:Stephen Cragg
    Writer:Joe Sachs

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  11. ER Season 15 Episode 9 - Let it Snow
    7.7/10(424 votes)

    S15:E9

    As a snowstorm hits Chicago, Sam's son Alex crashes a car and ends up in critical condition in the ER. Neela gives a deposition in the malpractice suit against her. Banfield and Morris are both at a medical conference in Omaha, and when the snow cancels all flights out, they share a memorable and surprising evening.

    Director:Charles Haid
    Writer:Joe Sachs

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  12. ER Season 15 Episode 8 - Age of Innocence
    7.6/10(450 votes)

    S15:E8

    Sam gets frustrated with Gates when he gets obsessed with finding a homeless war hero. Neela is upset at her intern after he gets the entire surgery department into a lawsuit. A husband and wife come into the ER after someone tried to burn down their home. Brenner loses his cool with a patient and it gets physical.

    Director:Paul McCrane
    Writer:Janine Sherman Barrois

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  13. ER Season 15 Episode 2 - Another Thursday at County
    7.5/10(441 votes)

    S15:E2

    Everyone in the ER is trying to cope with the loss of their colleague. The staff feels defensive toward the new Chief and her tough disposition. Gates and the new interns treat a bio terrorist who has a lethal secret that endangers them all. Neela makes a great effort to get Dubenko back on the surgery staff, and gets help from an unexpected source.

    Director:Paul McCrane
    Writer:Lisa Zwerling

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  14. ER Season 15 Episode 4 - Parental Guidance
    7.5/10(425 votes)

    S15:E4

    Dr. Banfield defends herself during a mugging. Dubenko returns to work, due in no small part to Brenner's organized protests. A young gymnast comes into the ER with injuries consistent with a fall, but Banfield and Gates each think a different family member may actually be to blame. Sarah neglects to ask Gates's permission before getting her tongue pierced.

    Director:John Gallagher
    Writer:Janine Sherman Barrois

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  15. ER Season 15 Episode 5 - Haunted
    7.5/10(439 votes)

    S15:E5

    It's Halloween night, and the interns continue to be paired with the residents. Gates's teaching methods with Daria, and her responses, belittle Sam. A school fight results in a stabbing and a nose that won't stop bleeding, with Brenner treating the victims and being deeply affected by the truth behind their confrontation. The staff, especially Neela, are enthusiastic about a surprise visitor. Gates gets locked in a maintenance area with a quiet young boy.

    Director:Christopher Chulack
    Writer:Karen Maser

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  16. ER Season 15 Episode 17 - T-Minus-6
    7.5/10(426 votes)

    S15:E17

    Carter finds himself struggling with County's new technology and procedures. After becoming frustrated with the in vitro-fertilization, Banfield and her husband discuss adoption as an option. Sam's mother arrives in an altered state of mind.

    Director:Rod Holcomb
    Writers:David Zabel, Lisa Zwerling

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  17. ER Season 15 Episode 12 - Dream Runner
    7.4/10(510 votes)

    S15:E12

    Neela has recurring dreams about trying to save a girl with sickle cell anemia. In them, she also goes to an attending interview and sees an old colleague, has conversations with Ray, welcomes Brenner back from Australia, and assists Gates and Banfield in trying to save a "dream runner" who jumped out of a window during his sleep.

    Director:Andrew Bernstein
    Writer:Lisa Zwerling

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  18. ER Season 15 Episode 15 - The Family Man
    7.4/10(418 votes)

    S15:E15

    A car accident in the ambulance bay injures a woman with a young child and leaves the mother in need of surgery with a significant recovery time. Brenner has difficulty finding a family member to care for the daughter. Gates treats an elderly patient who refuses treatment because he's afraid his condition will prolong an inevitable death. Morris impresses Claudia and her family. Neela tells Brenner about her job offer from North Carolina.

    Director:Eriq La Salle
    Writer:Andrew Fash

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  19. ER Season 15 Episode 6 - Oh, Brother
    7.3/10(508 votes)

    S15:E6

    Chaz, now a med student, begins his ER rotation. Morris takes him under his wing and shows him some risky procedures, endangering a patient and raising Banfield's ire. Neela becomes upset when Banfield questions her authority and skills in front of her intern. Gates invites Sam and Alex to move in with him and Sarah.

    Director:Stephen Cragg
    Writer:Virgil Williams

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  20. ER Season 15 Episode 10 - The High Holiday
    7.3/10(414 votes)

    S15:E10

    A package for Morris from his deceased father is delivered to the ER. Sam has some anxiety over Alex being removed from the ventilator. A woman with a high-risk pregnancy worries that she will be deported. An old friend returns to celebrate the holidays.

    Director:Lesli Linka Glatter
    Writer:Shannon Goss

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  21. ER Season 15 Episode 11 - Separation Anxiety
    7.2/10(397 votes)

    S15:E11

    When a drug deal goes bad, two brothers sustain serious injuries and are brought to the ER. Tensions continue between Gates and Sam, coming to a head when Tony is the last to know Alex is about to be released from the hospital. Neela has to tell a young girl with sickle cell anemia that she must have an operation, and the case leads her to consider specializing in pediatric surgery. A feisty patient takes Morris into her confidence. Banfield ponders her choices about expanding her family.

    Director:Terence Nightingall
    Writer:Virgil Williams

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  22. ER Season 15 Episode 13 - Love is a Battlefield
    7.2/10(405 votes)

    S15:E13

    Morris faces a complicated case involving a young girl hit while riding her bicycle. Gates finds it very difficult to let go of his feelings for Sam. Neela becomes quite flustered when Brenner returns from Australia.

    Director:Richard Thorpe
    Writer:Karen Maser

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Season 15 Ratings Summary

"And in the End..." is the best rated episode of "ER" season 15. It scored 9.2/10 based on 1561 votes. Directed by Rod Holcomb and written by John Wells, it aired on 4/2/2009. This episode is rated 0.1 points higher than the second-best, "Old Times".