See the 'Grey's Anatomy' cast then and now

The 'Grey's Anatomy' cast is returning for season 20! Join EW as we look back on the series' biggest stars throughout the years, including Ellen Pompeo, Patrick Dempsey, and more.

Grey's Anatomy Is Officially 15 Years Old — Here Are 25 Side-By-Sides Of The Cast Then Vs. Now

Grey's Anatomy' Cast on Their First Episode Vs. Last

How Grey's Anatomy Cast Changed Since the Series Release / Bright Side

Grey's Anatomy' Season 18 News, Date, Cast, and Spoilers

See the 'Grey's Anatomy' Cast Then and Now! Greys anatomy cast, Greys anatomy, Patrick dempsey

The Cast of Grey's Anatomy: Where Are They Now?

Grey's Anatomy' Cast: Where Are They Now?

Grey's Anatomy: Where Are They Now? - TV Fanatic

OG cast: Then and Now : r/greysanatomy

Grey's Anatomy' Creator Shonda Rhimes Dishes on Killing Off McDreamy — Plus See the Show's Cast Then and Now! - Closer Weekly

Ellen Pompeo Says Katherine Heigl Right About 'Grey's Anatomy

See the 'Grey's Anatomy' cast then and now