Columns: No. in series | No. in season | Title | Directed by | Written by | Original air date | Production code | U.S. viewers (millions)
59 | 1 | "Yanks in the U.K. (Part 1)" | Ian Toynton | Hart Hanson & Karine Rosenthal | September3,2008 | 3AKY19 | 9.17 | 60 | 2 | "Yanks in the U.K. (Part 2)" | Ian Toynton | Stephen Nathan & Scott Williams | September3,2008 | 3AKY20 | 10.22 | 61 | 3 | "Man in the Outhouse" | Steven DePaul | Carla Kettner & Mark Lisson | September10,2008 | 3AKY16 | 8.91 | 62 | 4 | "The Finger in the Nest" | Jeff Woolnough | Lyla Oliver | September17,2008 | 3AKY17 | 9.71 | 63 | 5 | "The Perfect Pieces in the Purple Pond" | Jeannot Szwarc | Josh Berman | September24,2008 | 4AKY01 | 9.61 | 64 | 6 | "The Crank in the Shaft" | Steven DePaul | Elizabeth Benjamin | October1,2008 | 3AKY18 | 9.82 | 65 | 7 | "The He in the She" | Craig Ross, Jr. | Karina Csolty | October8,2008 | 3AKY15 | 10.34 | 66 | 8 | "The Skull in the Sculpture" | Allan Kroeker | Janet Lin | November5,2008 | 4AKY03 | 10.09 | 67 | 9 | "The Con Man in the Meth Lab" | Allison Liddi-Brown | Karine Rosenthal | November12,2008 | 4AKY04 | 10.87 | 68 | 10 | "The Passenger in the Oven" | Steven DePaul | Carla Kettner | November19,2008 | 4AKY05 | 10.73 | 69 | 11 | "The Bone That Blew" | Jessica Landaw | Carla Kettner | November26,2008 | 4AKY02 | 9.76 | 70 | 12 | "Double Trouble in the Panhandle" | Dwight Little | Lyla Oliver | January22,2009 | 4AKY06 | 9.97 | 71 | 13 | "Fire in the Ice" | Chad Lowe | Scott Williams | January22,2009 | 4AKY07 | 7.52 | 72 | 14 | "The Hero in the Hold" | Ian Toynton | Janet Lin & Karine Rosenthal | February5,2009 | 4AKY08 | 10.76 | 73 | 15 | "The Princess and the Pear" | Steven DePaul | Matthew Donlan & Jeremy Martin | February19,2009 | 4AKY09 | 9.50 | 74 | 16 | "The Bones That Foam" | David Boreanaz | Elizabeth Benjamin | March12,2009 | 4AKY10 | 9.55 | 75 | 17 | "The Salt in the Wounds" | Steven DePaul | Carla Kettner & Josh Berman | March19,2009 | 4AKY11 | 10.19 | 76 | 18 | "The Doctor in the Den" | Ian Toynton | Janet Lin & Karine Rosenthal | April2,2009 | 4AKY12 | 8.98 | 77 | 19 | "The Science in the Physicist" | Brad Turner | Karina Csolty | April9,2009 | 4AKY13 | 8.88 | 78 | 20 | "Cinderella in the Cardboard" | Steven DePaul | Carla Kettner & Josh Berman | April15,2009 | 4AKY14 | 10.76 | 79 | 21 | "Mayhem on a Cross" | Jeff Woolnough | Dean Lopata | April16,2009 | 4AKY15 | 8.72 | 80 | 22 | "The Double Death of the Dearly Departed" | Milan Cheylov | Craig Silverstein | April20,2009 | 4AKY16 | 8.38 | 81 | 23 | "The Girl in the Mask" | Ian Toynton | Michael Peterson | April23,2009 | 4AKY17 | 8.22 | 82 | 24 | "The Beaver in the Otter" | Brad Turner | Scott Williams | April30,2009 | 4AKY18 | 8.83 | 83 | 25 | "The Critic in the Cabernet" | Kevin Hooks | Stephen Nathan | May7,2009 | 4AKY19 | 8.62