Grey's Anatomy — Season 7, Episode 14

• 
  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

• 
  Jeff Perry
  as Thatcher Grey
• 
  Rachael Taylor
  as Lucy Fields
• 
  Alexa Havins
  as Danielle
• 
  Tracey A. Leigh
  as Sarah Cooke
• 
  Desean Terry
  as Colin Cooke
• 
  Shelli Boone
  as Paula Glass
• Patricia Forte
  as Mrs. Glass
• 
  Michael Esparza
  as Marcus
• Noah Schuffman
  as Randy
• 
  John O'Brien
  as Lab Tech Jeffrey
• 
  Ken Takemoto
  as Trial Patient #1
• 
  Karen Tarleton
  as Trial Patient #2
• Darius Dudley
  as Trial Patient #3
• 
  Roberta Bassin
  as Trial Patient #4
• 
  Duane R. Shepard Sr.
  as Trial Patient #5
• 
  Cici Lau
  as Trial Partner #1
• 
  Aixa Clemente
  as Trial Partner #3
• Steven Anders
  as Trial Partner #4
• Edythe Davis
  as Trial Partner #5
• Catherine Grace
  as Trial Patient #6

Director:
Steve Robin

Writer:
Austin Guzman