8.1/101,470 votes#1 - Sledgehammer
Season 12 Episode 1 - Aired 9/24/2015
The doctors from Grey Sloan Memorial Hospital spring into action to save the lives of two girls with a powerful story. Meanwhile, Meredith tries to cope with the fact that Amelia is now living with her and Jackson prepares for April's return back to Seattle.
Director: Kevin McKidd
Writer: Stacy McKee
7.8/10994 votes#2 - Walking Tall
Season 12 Episode 2 - Aired 10/1/2015
The pressure is on as a determined Bailey tackles her first day as Chief; meanwhile, April's marriage is in jeopardy and she finds herself unable to address her problems; Meredith struggles to juggle all her responsibilities and Amelia works to define her relationship with Owen.
Director: Debbie Allen
Writer: Meg Marinis
8.1/101,104 votes#3 - I Choose You
Season 12 Episode 3 - Aired 10/8/2015
Maggie reevaluates her life choices after receiving an invitation to her ex-boyfriend’s wedding; Richard questions Bailey’s loyalty, and Jo confides in Stephanie about a secret she’s been keeping from Alex. Meanwhile, Alex struggles with making a difficult decision that will affect the lives of newborn twins.
Director: Rob Corn
Writer: William Harper
8.3/101,234 votes#4 - Old-Time Rock-and-Roll
Season 12 Episode 4 - Aired 10/15/2015
Owen suggests the interns learn a vital lesson on how to break bad news to patients’ families, and Arizona’s 90-year-old patient reassures her that she’s destined to find love again. Meanwhile, the sisters completely forget about the dinner party they’re hosting for everyone.
Director: Nicole Cummins-Rubio
Writer: Austin Guzman
8.9/101,700 votes#5 - Guess Who's Coming to Dinner?
Season 12 Episode 5 - Aired 10/22/2015
In the midst of the sisters’ dinner party, Maggie ditches her cooking duties to rush to the hospital. Meanwhile, April steps in to help cook as an attempt to avoid Jackson, and Arizona nervously waits to find out more about Callie’s new girlfriend.
Director: Debbie Allen
Writer: Meg Marinis
7.8/10918 votes#6 - The Me Nobody Knows
Season 12 Episode 6 - Aired 11/5/2015
Grey Sloan Memorial not only welcomes a new transfer resident, but also a patient who's the topic of converstation after accidentally sending his sex tape to his entire congregation. Meanwhile, Richard wrestles with how to progress his relationship with Maggie when an old friend visits the hospital, and April brings in a case of a young boy from the Middle-East.
Director: Jeannot Szwarc
Writer: William Harper
7.7/10889 votes#7 - Something Against You
Season 12 Episode 7 - Aired 11/12/2015
The team of doctors work on a high stakes case of a long time patient, adding additional pressure to an already tense environment. Meanwhile, Bailey wants Ben to kick out their new roommate, and Arizona is eager to get back into the dating world with a new wingman.
Director: Geary McLeod
Writer: Andy Reaser
8.3/101,149 votes#8 - Things We Lost in the Fire
Season 12 Episode 8 - Aired 11/19/2015
Midseason Finale - As the rumor mill around the hospital continues to spiral out of control, Grey Sloan Memorial is flooded with injured firefighters from a nearby wildfire. Maggie struggles to keep things with Andrew professional at work; meanwhile, Jo questions Alex’s priorities.
Director: Rob Corn
Writer: Tia Napolitano
9.2/102,433 votes#9 - The Sound of Silence
Season 12 Episode 9 - Aired 2/11/2016
Meredith is brutally attacked by a patient, and Penny is the one who discovers her. The doctors of Grey Sloan Memorial rush to stabilize Meredith and remain by her side in the harrowing aftermath.
Director: Denzel Washington
Writer: Stacy McKee
8.1/101,062 votes#10 - All I Want Is You
Season 12 Episode 10 - Aired 2/18/2016
Everybody attempts to deals with Meredith's trauma as Maggie and Callie perform a risky, experimental surgery on a teenager. Nathan and Owen continue to be at odds. Maggie and Andrew's relationship continues to progress.
Director: Kevin Sullivan
Writer: Elisabeth R. Finch
7.1/101,451 votes#11 - Unbreak My Heart
Season 12 Episode 11 - Aired 2/25/2016
The evolution of April and Jackson’s relationship is revealed through a series of flashbacks dating back to when they first met. Simultaneously, we follow the years-long progress of one of Jackson’s patients.
Director: Rob Corn
Writer: Elizabeth J.B. Klaviter
8.1/101,056 votes#12 - My Next Life
Season 12 Episode 12 - Aired 3/3/2016
A patient from Meredith's very first surgery as an Intern is readmitted to Grey Sloan Memorial with a new aneurysm, and Amelia takes her case. Meanwhile, Maggie suspects that Richard knows about her relationship with Andrew, and Arizona debates dating again.
Director: Chandra Wilson
Writer: William Harper
7.6/101,096 votes#13 - All Eyez on Me
Season 12 Episode 13 - Aired 3/10/2016
Meredith, Bailey, Jackson, Callie and Jo travel to a military hospital to perform an extraordinary and extremely risky surgery on a veteran with an advanced tumor. Meanwhile back at Grey Sloan, Andrew is tired of being Maggie’s worst kept secret; Ben makes an impulsive surgical decision; and a team of cheerleaders wreak havoc in the ER.
Director: Charlotte Brändström
Writer: Austin Guzman
7.9/10951 votes#14 - Odd Man Out
Season 12 Episode 14 - Aired 3/17/2016
There is plenty of turmoil after Richard messes with the staff pairings. Arizona takes a risk to help a woman who is pregnant with quadruplets.
Director: Kevin McKidd
Writer: Meg Marinis
7.9/101,019 votes#15 - I Am Not Waiting Anymore
Season 12 Episode 15 - Aired 3/24/2016
Jackson learns about April's pregnancy, while Alex and the team of doctors handle an hours-long triple-organ transplant surgery. Meredith considers dating again, and Andrew insists on not receiving special treatment after he and Maggie go public.
Director: Nicole Cummins-Rubio
Writer: Mark Driscoll
7.6/10898 votes#16 - When It Hurts So Bad
Season 12 Episode 16 - Aired 3/31/2016
Meredith takes a step forward with Will but quickly regrets it; Maggie senses a disconnection with Andrew; and Amelia reevaluates her relationship with Owen. Meanwhile, Catherine comes into town and really shakes things up with April and Jackson.
Director: Eric Laneuville
Writer: Andy Reaser
7.6/10886 votes#17 - I Wear the Face
Season 12 Episode 17 - Aired 4/7/2016
Meredith goes on an ambulance ride with Owen and Nathan to pick up a heart for a transplant patient. Musician & MS patient Kyle Diaz is admitted to Grey Sloan Memorial with a tremor in his hand, and the residents apply for the Preminger Grant. Meanwhile, Catherine continues to insert herself into Jackson and April’s business against Richard’s wishes.
Director: Chandra Wilson
Writer: Karin Gist
8.6/101,082 votes#18 - There’s a Fine, Fine Line
Season 12 Episode 18 - Aired 4/14/2016
After a missing child forces the hospital into lockdown, Ben decides to operate on a pregnant mother without the proper surgical equipment. Miranda, as Chief, is faced with the repercussions of the event and whether or not Ben's impulsive actions were justified.
Director: Jeannot Szwarc
Writer: Jen Klein
8.1/10977 votes#19 - It’s Alright, Ma (I’m Only Bleeding)
Season 12 Episode 19 - Aired 4/14/2016
Miranda continues to deal with the aftermath of Ben's reckless decision and forms an advisory committee to recommend proper disciplinary action against him. Meanwhile, April and Jackson try to put their differences aside for the sake of their baby, and Arizona makes a decision that could affect her relationship with Callie forever.
Director: Chris Hayden
Writer: Austin Guzman
7.8/101,026 votes#20 - Trigger Happy
Season 12 Episode 20 - Aired 4/21/2016
The doctors work frantically to save a young boy who was accidentally shot. Meanwhile, Arizona is upset when Callie tries to make an important decision about Sofia’s future without consulting her
Director: Zetna Fuentes
Writer: Zoanne Clack
7.9/101,063 votes#21 - You're Gonna Need Someone on Your Side
Season 12 Episode 21 - Aired 4/28/2016
Stephanie’s relationship with Kyle becomes complicated. Meanwhile, Meredith encourages Amelia and Owen to take a chance and choose to be a real couple. Arizona and Callie are at odds and put their friends in the middle of an uncomfortable situation.
Director: Debbie Allen
Writer: Lauren Barnett
8.4/101,146 votes#22 - Mama Tried
Season 12 Episode 22 - Aired 5/5/2016
Callie and Arizona are at odds over Sofia’s future, and Stephanie questions the status of her relationship with Kyle. Meanwhile, Alex and April work on a pregnant teen that is readmitted to Grey Sloan Memorial.
Director: Kevin McKidd
Writer: Tia Napolitano
8.0/101,127 votes#23 - At Last
Season 12 Episode 23 - Aired 5/12/2016
Owen and Amelia take their relationship to the next level; Alex gains some clarity on his future with Jo; and Callie and Arizona continue to struggle with the current custody arrangement.
Director: Rob Corn
Writer: Stacy McKee
8.7/101,282 votes#24 - Family Affair
Season 12 Episode 24 - Aired 5/19/2016
Meredith and Maggie support Amelia on an important day; Jo reveals that she has been keeping secrets from Alex while Arizona and Callie deal with the impact of their custody arrangement. Meanwhile, Ben leaps into action to help a friend.
Director: Debbie Allen
Writer: William Harper
The Best Episodes of Grey's Anatomy Season 12
Every episode of Grey's Anatomy Season 12 ranked from best to worst. Discover the Best Episodes of Grey's Anatomy Season 12!
Follows the personal and professional lives of a group of doctors at Seattle’s Grey Sloan Memorial Hospital.
Genre:Drama
Network:ABC
Season 12 Ratings Summary
"Sledgehammer" is the best rated episode of "Grey's Anatomy" season 12. It scored 8.1/10 based on 1470 votes. Directed by Kevin McKidd and written by Stacy McKee, it aired on 9/24/2015. This episode is rated 0.3 points higher than the second-best, "Walking Tall".