Grey's Anatomy Season 16, Episode 6 Whistlin' Past the Graveyard Drama IMDB 8.231 Country United States Duration 43 min Air Date 2019-10-31 Actors Ellen Pompeo (Meredith Grey) James Pickens Jr. (Richard Webber) Chandra Wilson (Miranda Bailey) Kevin McKidd (Owen Hunt) Camilla Luddington (Jo Wilson) Kim Raver (Teddy Altman) Chris Carmack (Atticus Lincoln) Jake Borelli (Levi Schmitt) Anthony Hill (Winston Ndugu) Caterina Scorsone (Amelia Shepherd) Overview Alex enlists Richard to help distract investors when he hears disturbing news about skeletons on the construction site grounds. Teddy tasks herself with creating original Halloween costumes for Allison and Leo.