A surgical team battles the clock as they try to save a boy encased in cement, Karev's situation with an ever-disintegrating Ava brings back painful memories that interfere with his judgment, Derek and Meredith have one last chance at their clinical trial.
Episode rating
Cast of episode
54
29
7
3
3
1
1
1
1
- Dr. Derek Shepherd
- Dr. Miranda Bailey
- Dr. Meredith Grey
- Dr. Alex Karev
- Dr. Lexie Grey
- Dr. Cristina Yang
- Dr. Callie Torres
- Dr. Izzie Stevens
- Dr. George O'Malley
- Dr. Mark Sloan
- Dr. Erica Hahn
- Dr. Richard Webber
- Dr. Katharine Wyatt
- Jane Doe
- Nurse Rose
- Ken Monroe
- Andrew Langston
- Liz Monroe
- Jeremy West
- Lola
- Beth Monroe
- Firefighter
- Kip
- David
- Will
- Intern Megan
- Intern Lucy
- Nurse Bokhee
- Visitor