- Ellen Pompeo (Meredith Grey)
- Chandra Wilson (Miranda Bailey)
- James Pickens Jr. (Richard Webber)
- Caterina Scorsone (Amelia Shepherd)
- Camilla Luddington (Jo Wilson)
- Kevin McKidd (Owen Hunt)
- Kim Raver (Teddy Altman)
- Jason George (Ben Warren)
- Chris Carmack (Atticus Lincoln)
- Anthony Hill (Winston Ndugu)
- Adelaide Kane (Jules Millin)
- Alexis Floyd (Simone Griffith)
- Niko Terho (Lucas Adams)
- Harry Shum Jr. (Benson 'Blue' Kwan)
- Trevor Jackson (Wes Bryant)
Grey's Anatomy — S0E28
Episode: S5 - 100th Episode (Tales From the OR)
Air Date: 2009-09-15
Runtime: 19 min
Overview
This featurette celebrates the show's 100th episode, focusing on the planning and emotional impact of Meredith and Derek’s wedding. Cast and crew reflect on the show's evolution and what the milestone meant to them personally and professionally.