The dismembered body of successful golfer-turned-lumberjack Phyllis Paul brings the squints to the Lumber Sports Regional Championships. At this competition, Booth and Brennan discover numerous secrets that could have resulted in Phyllis' murder, including an affair with a married rival. Meanwhile, Hodgins secretly analyzes the bacteria on the bone of a prior victim that he believes will exonerate the murderer, Zack Addy (guest star Eric Millegan).
- Emily Deschanel - Temperance Brennan
- David Boreanaz - Seeley Booth
- T.J. Thyne - Jack Hodgins
- Michaela Conlin - Angela Montenegro
- Tamara Taylor - Camille Saroyan
- John Boyd - James Aubrey
Intern of the WeekEdit
- David Koechner as Jack Flap
- Dave Thomas as Dick Scarn
- Stephanie Czajkowski as Helga Thisk
- Trevor Torseth as Ragnar Thisk
- Nathan Gamble as Gene Frong
- Igna Cadranel as Nancy Alpert
- Melissa Tracy as Phyllis Paul
- Jeffrey Larson as Freddy
- Brandon Soo Hoo as Pete
- Matt Nix as Greg
- Rydell Danzie as Lumberjack
- Sunnie Pelant as Christine Booth
- Battle Without Honor or Humanity by Tomoyasu Hotei (Hodgins and Fuentes' chainsaw experiment)
- Angela tells Hodgins that his evidence might not be enough to overturn a conviction. However, Zack took a plea deal, he didn't get convicted.
- Booth: Bones, let's wait until she puts down that huge chainsaw before we accuse her of murder.