Grey's Anatomy — Season 8, Episode 4

• 
  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

• 
  Jason George
  as Ben Warren
• Nicole Cummins-Rubio
  as Paramedic Nicole
• 
  Daniel Sunjata
  as Eli Lloyd
• Denice Sealy
  as Nurse
• 
  Todd Buonopane
  as Greg
• 
  Matt Doherty
  as Carter
• 
  Jeremy Howard
  as Keith Hitchens
• 
  Jayden Lund
  as Hulking Patient
• 
  Kosha Patel
  as Tia
• 
  Brie Eley
  as Hospital Administrator
• 
  Gordon James
  as Nurse Gregory

Writer:
Stacy McKee

Director:
Tom Verica