S5E17
I Will Follow You Into the Dark
Grey's Anatomy
calendar_todayMar 12, 2009
schedule43 min
star8.2
Derek decides to quit after learning that more of his patients have died than survived; Izzie's interns make an unsettling discovery about "Patient X."
broadcast_on_home Networks
ABC
star Guest Stars
Jessica Capshaw
Arizona Robbins
Loretta Devine
Adele Webber
Gloria Garayua
Intern Graciella
Mark Saul
Steve
Wendy Hoopes
Tricia Shelley
Erin Cahill
Megan Shelley
Michael Rady
Michael Shelley
Candice Afia
Intern Laura
person
Nicole Cummins-Rubio
Paramedic Nicole
person
Molly Kidder
Intern Megan
Brandon Scott
Ryan Spalding
Joe Williamson
Intern Pierce