Duration: 43m

TV-14 7.2 Drama / Romance

Grey's Anatomy S10E7

Costumed patients create a challenge for the doctors; Derek and Ben work on a new surgical technique; Richard asks a resident to perform his next surgery, angering Bailey.

Release Date: October 31, 2013 (USA)

Creator: Shonda Rhimes

Cast: Ellen Pompeo, Justin Chambers, Chandra Wilson, James Pickens Jr., Kevin McKidd, Camilla Luddington, Caterina Scorsone, Kelly McCreary, Giacomo Gianniotti