Columns: No. in series | No. in season | Title | Directed by | Written by | Original air date | Production code | U.S. viewers (millions)
85 | 1 | "Harbingers in the Fountain" | Ian Toynton | Hart Hanson | September17,2009 | 5AKY01 | 10.36 | 86 | 2 | "The Bond in the Boot" | Alex Chapple | Michael Peterson | September24,2009 | 5AKY02 | 9.12 | 87 | 3 | "The Plain in the Prodigy" | Allan Kroeker | Karine Rosenthal | October1,2009 | 5AKY03 | 9.43 | 88 | 4 | "The Beautiful Day in the Neighborhood" | Gordon C. Lonsdale | Janet Lin | October8,2009 | 5AKY04 | 10.29 | 89 | 5 | "A Night at the Bones Museum" | Jeannot Szwarc | Carla Kettner & Josh Berman | October15,2009 | 5AKY05 | 9.59 | 90 | 6 | "The Tough Man in the Tender Chicken" | Dwight Little | Dean Lopata | November5,2009 | 5AKY06 | 8.66 | 91 | 7 | "The Dwarf in the Dirt" | Chad Lowe | Karyn Usher | November12,2009 | 5AKY07 | 10.22 | 92 | 8 | "The Foot in the Foreclosure" | Jeff Woolnough | Pat Charles | November19,2009 | 5AKY08 | 9.88 | 93 | 9 | "The Gamer in the Grease" | Kate Woods | Dean Lopata | December3,2009 | 5AKY09 | 9.92 | 94 | 10 | "The Goop on the Girl" | Tim Southam | Carla Kettner | December10,2009 | 5AKY10 | 10.90 | 95 | 11 | "The X in the File" | Allison Liddi-Brown | Janet Lin | January14,2010 | 5AKY11 | 10.67 | 96 | 12 | "The Proof in the Pudding" | Emile Levisetti | Bob Harris | January21,2010 | 5AKY12 | 11.93 | 97 | 13 | "The Dentist in the Ditch" | Dwight Little | Pat Charles & Josh Berman | January28,2010 | 5AKY13 | 12.37 | 98 | 14 | "The Devil in the Details" | Ian Toynton | Michael Peterson | February4,2010 | 5AKY14 | 12.37 | 99 | 15 | "The Bones on the Blue Line" | Chad Lowe | Carla Kettner | April1,2010 | 5AKY15 | 8.44 | 100 | 16 | "The Parts in the Sum of the Whole" | David Boreanaz | Hart Hanson | April8,2010 | 5AKY16 | 9.99 | 101 | 17 | "The Death of the Queen Bee" | Allan Kroeker | Mark Lisson | April15,2010 | 5AKY17 | 9.92 | 102 | 18 | "The Predator in the Pool" | Dwight Little | Karyn Usher | April22,2010 | 5AKY18 | 9.01 | 103 | 19 | "The Rocker in the Rinse Cycle" | Jeff Woolnough | Karine Rosenthal | April29,2010 | 5AKY19 | 9.28 | 104 | 20 | "The Witch in the Wardrobe" | François Velle | Kathy Reichs | May6,2010 | 5AKY20 | 9.05 | 105 | 21 | "The Boy with the Answer" | Dwight Little | Stephen Nathan | May13,2010 | 5AKY21 | 9.20