Grey's Anatomy — Season 4, Episode 5

• 
  Ellen Pompeo
  as Meredith Grey
• 
  Chandra Wilson
  as Miranda Bailey
• 
  James Pickens Jr.
  as Richard Webber
• 
  Caterina Scorsone
  as Amelia Shepherd
• 
  Camilla Luddington
  as Jo Wilson
• 
  Kevin McKidd
  as Owen Hunt
• 
  Kim Raver
  as Teddy Altman
• 
  Jason George
  as Ben Warren
• 
  Chris Carmack
  as Atticus Lincoln
• 
  Anthony Hill
  as Winston Ndugu
• 
  Adelaide Kane
  as Jules Millin
• 
  Alexis Floyd
  as Simone Griffith
• 
  Niko Terho
  as Lucas Adams
• 
  Harry Shum Jr.
  as Benson 'Blue' Kwan
• 
  Trevor Jackson
  as Wes Bryant

• 
  Brooke Smith
  as Erica Hahn
• 
  Dylan Minnette
  as Ryan
• 
  Ray Ford
  as Paramedic Ray
• 
  Sarah Utterback
  as Olivia Harper
• 
  Rocky Carroll
  as James Miller
• 
  Kali Rocha
  as Sydney Heron
• 
  David Clennon
  as Jack Shandley
• 
  Elizabeth Reaser
  as Rebecca Pope
• 
  Edward Herrmann
  as Norman Shales
• 
  Anjul Nigam
  as Raj Sen
• 
  Linda Eve Miller
  as ER Nurse
• 
  Crystal Kwon
  as Nurse Jolene
• Bhama Roget
  as Erin
• Jeremiah Hu
  as Fingerless Guy
• Suzanne Quinn
  as Clinic Nurse

Director:
Bethany Rooney

Writer:
Krista Vernoff