Guest Stars

Jeff Perry As Thatcher Grey Recurring	Rachael Taylor As Dr. Lucy Fields Recurring
Alexa Havins As Danielle

Co-Guest Stars

John O'Brien (1) As Lab Tech Recurring	Tracey Aileen Leigh (1) As Sarah Cooke (as Tracey A. Leigh)
DeSean Terry As Colin Cooke	Shelli Boone As Paula Glass
Patricia Forte As Mrs. Glass	Michael Esparza As Marcus
Noah Schuffman As Randy	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 (as Duane Shepard Sr.)
Catherine Grace (1) As Trial Patient #6	Cici Lau As Trial Partner #1
Aixa Clemente As Trial Partner #2	Steven Anders As Trial Partner #3
Edythe Davis As Trial Partner #4

Main Cast

Ellen Pompeo As Dr. Meredith Grey	Sandra Oh As Dr. Cristina Yang
Patrick Dempsey As Dr. Derek Shepherd	Justin Chambers As Dr. Alex Karev
Chandra Wilson As Dr. Miranda Bailey	James Pickens, Jr. As Dr. Richard Webber
Sara Ramirez As Dr. Calliope "Callie" Torres	Kevin McKidd As Dr. Owen Hunt
Jessica Capshaw As Dr. Arizona Robbins	Jesse Williams (2) As Dr. Jackson Avery
Eric Dane As Dr. Mark Sloan	Chyler Leigh As Dr. Lexie Grey
Kim Raver As Dr. Teddy Altman	Sarah Drew As Dr. April Kepner

Recap

The episode begins and Meredith is working with patients in the Alzheimer's trial, asking them to repeat three words she'd asked them to remember a few minutes earlier. The chief suddenly offers Meredith a spot in a diabetes clinical trial, the basis for which he found in Ellis Grey's journal. He wants Meredith to help finish her mother's work in finding a way to treat the disease with eyelet cell transplants rather than medication. He calls it Meredith's "birth right," and Derek encourages her to look over the notes and consider it. Meanwhile, Arizona wants Callie to drink a kale and apple juice smoothie instead of a cup of coffee. ..

Read the full recap

• Creator	Shonda Rhimes
• Executive Producer	Betsy Beers  |  Joan Rater  |  Tony Phelan  |  Rob Corn  |  Mark Gordon (4)  |  Mark Wilding  |  Shonda Rhimes  |  Krista Vernoff
• Co-Executive Producer	Zoanne Clack  |  Stacy McKee
• Producer	Tammy Ann Casper  |  Jeff Rafner  |  Linda Klein
• Co-Producer	Peter Nowalk  |  Karin Gleason  |  Lisa Taylor (1)  |  Chris Van Dusen  |  William Harper
• Consulting Producer	Debora Cahn (1)
• Production Designer	Donald Lee Harris (1)
• Editor	Joe Mitacek
• Casting	John Brace (1)  |  Linda Lowy
• Unit Production Manager	Jeff Rafner
• First Assistant Director	Chris Hayden
• Second Assistant Director	Shawn Hanley
• Music	Danny Lux
• Music Supervisor	Alexandra Patsavas
• Costume Designer	Mimi Melgaard
• Key Grip	Matt Mania
• Set Decorator	Nicole Cramer
• Property Master	Angela Whiting
• Production Sound Mixer	Beau Baker
• Script Supervisor	Nicole Cummins
• Director of Photography	Herbert Davis (1)
• Art Director	Brian Harms
• Costume Supervisor	Tom Houchins
• Special Makeup Effects Artist	Bari Dreiband-Burman  |  Thomas R. Burman
• Chief Lighting Technician	Peyton Skelton
• Department Head Make-up	Norman Leavitt (1)
• Theme Song Written And Performed By	Psapp
• Department Head Hairstylist	Melanie Smith