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Grey's Anatomy – Season 5, Episode 17 I Will Follow You Into the Dark

Play trailer Grey's Anatomy – Season 5, Episode 17 I Will Follow You Into the Dark Aired Mar 12, 2009 Drama Play Trailer Watchlist
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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."
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Grey's Anatomy — Season 5, Episode 17

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Cast & Crew

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Ellen Pompeo

Dr. Meredith Grey

Patrick Dempsey

Dr. Derek Shepherd

Sandra Oh

Dr. Cristina Yang

Katherine Heigl

Dr. Izzie Stevens

Justin Chambers

Dr. Alex Karev

T.R. Knight

Dr. George O'Malley
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Grey's Anatomy — Season 5, Episode 17

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Episode Info

Synopsis 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."
Director
Rob Corn
Executive Producer
Shonda Rhimes, Mark Gordon, Betsy Beers, James D. Parriott
Screenwriter
Jenna Bans
Network
ABC
Rating
TV-14 (V)
Genre
Drama
Original Language
English
Release Date
Mar 12, 2009
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