Columns: No. in series | No. in season | Title | Directed by | Written by | Original air date | Production code | U.S. viewers (millions)
249 | 1 | "Locum" | Arthur W. Forney | Dawn DeNoon | September22,2010 | 12001 | 9.68 | 250 | 2 | "Bullseye" | Peter Leto | Daniel Truly | September22,2010 | 12002 | 10.36 | 251 | 3 | " Behave " | Helen Shaver | Jonathan Greene | September29,2010 | 12003 | 9.48 | 252 | 4 | "Merchandise" | Peter Leto | Judith McCreary | October6,2010 | 12004 | 8.69 | 253 | 5 | "Wet" | Jonathan Kaplan | Speed Weed | October13,2010 | 12005 | 8.13 | 254 | 6 | "Branded" | Peter Leto | Chris Brancato | October20,2010 | 12006 | 8.74 | 255 | 7 | "Trophy" | Donna Deitch | Ken Storer | November3,2010 | 12007 | 8.13 | 256 | 8 | "Penetration" | Peter Leto | Dawn DeNoon & Christine M. Torres | November10,2010 | 12008 | 7.18 | 257 | 9 | "Gray" | Helen Shaver | George Huang | November17,2010 | 12009 | 7.65 | 258 | 10 | "Rescue" | Peter Leto & Constantine Makris | Daniel Truly | December1,2010 | 12010 | 9.22 | 259 | 11 | "Pop" | Norberto Barba | Jonathan Greene | January5,2011 | 12011 | 10.60 | 260 | 12 | "Possessed" | Constantine Makris | Brian Fagan | January5,2011 | 12012 | 10.60 | 261 | 13 | "Mask" | Donna Deitch | Speed Weed | January12,2011 | 12013 | 8.39 | 262 | 14 | "Dirty" | Helen Shaver | Judith McCreary | January19,2011 | 12014 | 6.97 | 263 | 15 | "Flight" | Alex Chapple | Dawn DeNoon & Christine M. Torres | February2,2011 | 12015 | 8.81 | 264 | 16 | "Spectacle" | Peter Leto | Chris Brancato | February9,2011 | 12016 | 7.89 | 265 | 17 | "Pursuit" | Jonathan Kaplan | Judith McCreary | February16,2011 | 12017 | 7.31 | 266 | 18 | "Bully" | Helen Shaver | Ken Storer | February23,2011 | 12018 | 8.02 | 267 | 19 | "Bombshell" | Patrick Creadon | Daniel Truly | March23,2011 | 12019 | 8.84 | 268 | 20 | "Totem" | Jonathan Kaplan | Jonathan Greene | March30,2011 | 12020 | 8.54 | 269 | 21 | "Reparations" | Constantine Makris | Christine M. Torres | April6,2011 | 12021 | 8.29 | 270 | 22 | "Bang" | Peter Leto | Speed Weed | May4,2011 | 12022 | 8.53 | 271 | 23 | "Delinquent" | Holly Dale | Dawn DeNoon | May11,2011 | 12023 | 8.10