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Season 12
Season twelve
No. of episodes 22
Original network NBC
Original run September 27, 2005 – May 18, 2006
DVD release January 12, 2010
Season chronology
Previous
Season 11
Next
Season 13

The twelfth season of the medical drama series ER which originally aired from NBC on September 27, 2005 and concluded on May 18, 2006 and spanned 22 episodes. Sherry Stringfield left the show again in this season. This is the last season to have the original ER theme song by James Newton Howard.

Production[]

Crew[]

Main article: Season twelve crew
  • [[]] -

Cast and characters[]

Main article: Season twelve characters
See also: Season twelve cast
Actor/actress Character Role
Goran Višnjić Dr. Luka Kovac Chief of Emergency Medicine
Maura Tierney Dr. Abby Lockhart Emergency Medicine Resident (Year 2)
Mekhi Phifer Dr. Greg Pratt Emergency Medicine Resident (Year 4)
Sherry Stringfield Dr. Susan Lewis Departing Chief of Emergency Medicine
Parminder Nagra Dr. Neela Rasgotra Surgical Resident (Year 2)
Linda Cardellini Nurse Samantha "Sam" Taggart ER Nurse
Shane West Dr. Ray Barnett Emergency Medicine Resident (Year 2)
Scott Grimes Dr. Archie Morris Emergency Medicine Chief Resident
Laura Innes Dr. Kerry Weaver Chief of Staff

Plot synopsis[]

Kovač and Abby become the main central characters and their relationship slowly starts to get back on track as they deal with her unexpected pregnancy. A new nurse manager causes friction among the staff, following a successful operation Weaver no longer needs her cane, Pratt journeys to Africa where he joins Carter on a relief mission while a face from Sam's past leaves the lives of Abby and Kovač hanging in the balance. In addition to Darfur, geopolitics of the day get a strong spotlight due to the Iraq War.

Episodes[]

Main article: Episodes
Season # Series # Title Writer Director Original airdate
1 246 Canon City Lisa Zwerling, John Wells, and Joe Sachs Christopher Chulack September 22, 2005
2 247 Nobody's Baby R. Scott Gemmil Laura Innes September 29, 2005
3 248 Man With No Name David Zabel Christopher Chulack October 6, 2005
4 249 Blame It On The Rain R. Scott Gemmil Paul McCrane October 13, 2005
5 250 Wake Up Janine Sherman Barois Arthur Albert October 20, 2005
6 251 Dream House David Zabel Stephen Cragg November 3, 2005
7 252 The Human Shield R. Scott Gemmil Laura Innes November 10, 2005
8 253 Two Ships Joe Sachs and Virgil Williams Christopher Chulack November 17, 2005
9 254 I Do Lydia Woodward Gloria Muzio December 1, 2005
10 255 All About Christmas Eve Janine Sherman Barrois Lesli Linka Glatter December 8, 2005
11 256 If Not Now David Zabel John E. Gallagher January 5, 2006
12 257 Split Decisions R. Scott Gemmil Richard Thorpe January 12, 2006
13 258 Body & Soul Joe Sachs Paul McCrane February 2, 2006
14 259 Quintessence of Dust Lisa Zwerling and David Zabel Joanna Kerns February 9, 2006
15 260 Darfur Janine Sherman Barrois Richard Thorpe March 2, 2006
16 261 Out on a Limb Karen Maser Lesli Linka Glatter March 16, 2006
17 262 Lost in America Lisa Zwerling Stephen Cragg March 23, 2006
18 263 Strange Bedfellows Virgil Williams Laura Innes March 30, 2006
19 264 No Place To Hide Lydia Woodward Skipp Sudduth April 27, 2006
20 265 There Are No Angels Here R. Scott Gemmil and David Zabel Christopher Chulack May 4, 2006
21 266 The Gallant Hero & The Tragic Victor R. Scott Gemmil Steve Shill May 11, 2006
22 267 Twenty-One Guns David Zabel Nelson McCormick May 18, 2006
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