Grey's Anatomy Season 5 Episode 17 I Will Follow You Into the Dark 2008
8.2/10 by 10234 users
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."
- Released: 2009-03-12
- Runtime: 43 minutes
- Genre: Drama
- Stars: Ellen Pompeo, Chandra Wilson, James Pickens Jr., Kevin McKidd, Caterina Scorsone
- Director:
