Joe Mantegna David Rossi Actor Paget Brewster Emily Prentiss Actor Matthew Gray Gubler Dr. Spencer Reid Actor A.J. Cook Jennifer Jareau Actor Aisha Tyler Dr. Tara Lewis Actor Kirsten Vangsness Penelope Garcia Actor Adam Rodriguez Luke Alvez Actor Daniel Henney Matt Simmons Actor Alberto Frezza William Lynch, Unsub Guest Star Mary Jo Deschanel Edith Lynch Old Woman Guest Star Jeanine Mason Helen Pierce Guest Star Tiffany Daniels Wanda Guest Star Gretchen German FBI Instructor Guest Star Tim Russ Agent Lawrence Guest Star Karin de la Penha M.E. Rosalind Bell Guest Star Lisa McCullough Holly Guest Star Jodi Moore Ruth Lynch Guest Star Judah Mackey Young William Lynch Guest Star Damon Erik Williams Cyclist 1 Guest Star Iain Sandison Cyclist 2 Guest Star Tegan Ashton Cohan Young Edith Lynch Guest Star Mark Gordon Executive Producer Erica Messer Executive Producer Breen Frazier Executive Producer Bruce Zimmerman Writer Diana Valentine Director