Tonight On Grey's Anatomy: 5.13 "Stairway to Heaven"

Tonight Grey’s will conclude the story arc that began with episode 5.11 “Wish You Were Here” in which we met serial killer William Dunn and the young boy Jackson. We’ll find out if Derek will stand back and allow Dunn to save the little boy or if he’ll stop at nothing to make sure Dunn dies in prison.

Here’s what’s coming up on tonight’s episode, “Stairway to Heaven”:

• Jackson’s condition gets worse and Bailey becomes desperate to save him
• All of Seattle Grace steps up to find the boy a new set of organs; Meredith already has a williing donor in mind: serial killer, William Dunn
• Mark suffers a compromising injury
• Cristina tries to avoid Owen

Guest Stars:

• Jeffrey Dean Morgan (Denny)
• Melissa George (Sadie)
• Eric Stoltz (William)
• Jessica Capshaw (Arizona)
• Samantha Mathis (Melinda)
• Jason Kravits (Chuck)
• Ernie Grunwald (Gary)

Video clips:

• Promo | Promo II
• Sneak peek
• Photo slideshow

Story arc recaps:

• “Wish You Were Here” (5.11)
• “Sympathy for the Devil” (5.12)

Related News/Spoilers:

• Denny, Arizona/Callie
• ABC Prez on Izzie/Denny