Photos From Bones Season 7, Episode 4! Booth’s Grandfather Returns for “The Male in the Mail”

Booth’s (David Boreanaz) grandfather (Ralph Waite) is coming back to Bones … and he’s not the only special guest star headed our way! Take a look at these sneak peek photos from Bones Season 7, Episode 4 "The Male in the Mail."

Original airdate: November 24, 2011