Gaius Charles as a Ninja and Sandra Oh as a Witch
Our favorite part of Halloween? Getting to see our favorite stars’ costumes. And despite the fact that we got to see some truly awesome ones on last night’s episode of Grey’s Anatomy (Season 10, Episode 7: “Thriller”), Sofia’s space princess outfit’s got nothing on what the cast wore for Halloween. Sorry, Sofia.
So who did your favorite TV doctor dress up as this Halloween? Click through the gallery to find out!