terms of awards and accolades the season garnered 6 nominations at the 41st People's Choice Awards winning 4 including Favorite Network TV Drama, Dempsey and Pompeo won Favorite Dramatic TV Actor and Actress respectively and Oh winning for Favorite TV Character We Miss Most. On May 7, 2015, ABC announced the renewal of Grey's Anatomy for a twelfth season as part of their 2015-16 TV lineup. Episodes The number in the "No. overall" column refers to the episode's number within the overall series, whereas the number in the "No. in season" column refers to the episode's number within this particular season. "U.S. viewers in millions" refers to the number of Americans in millions who watched the episodes live. Each episode of this season is named after a song. Cast and characters Main Ellen Pompeo as Dr. Meredith Grey Justin Chambers as Dr. Alex Karev Chandra Wilson as Dr. Miranda Bailey James Pickens Jr. as Dr. Richard Webber Sara Ramirez as Dr. Callie Torres Kevin McKidd as Dr. Owen Hunt Jessica Capshaw as Dr. Arizona Robbins Sarah Drew as Dr. April Kepner Jesse Williams as Dr. Jackson Avery Caterina Scorsone as Dr. Amelia Shepherd Camilla Luddington as Dr. Jo Wilson Jerrika Hinton as Dr. Stephanie Edwards Kelly McCreary as Dr. Maggie Pierce Patrick Dempsey as Dr. Derek Shepherd Recurring Jason George as Dr. Ben Warren Giacomo Gianniotti as Dr. Andrew DeLuca Geena Davis as Dr. Nicole Herman Debbie Allen as Dr. Catherine Avery Kate Burton as Dr. Ellis Grey Nicholas D'Agosto as Dr. Graham Maddox Sally Pressman as Young Ellis Grey Aria Leabu as Young Meredith Grey Connie Ray as Karen Kepner Kevin Alejandro as Dan Pruitt Nicole Cummins as Paramedic Nicole Heather Matarazzo as Joan Paulson Joe Adler as Dr. Isaac Cross Irene Keng as Dr. Audrey Shaw Joe Dinicol as Dr. Mitchell Spencer Samantha Sloyan as Dr. Penelope Blake Notable guests J. August Richards as Young Richard Webber Patrick Fabian as Dr. Oliver Lebackes Rebecca Field as Sabine McNeil Debra Mooney as Evelyn Hunt Billy Malone as Jon McNeil Annet Mahendru as Ana Kiralee Hayashi as Tracey Mitchell Chad James Buchanan as Brian Taylor John Smith as Nick Ajiona Alexus as Marissa McKay Sydney Sweeney as Erin Weaver Nicole Sullivan as JJ Elizabeth Ann Bennett as Ann Millie Bobby Brown as Ruby Production Development Grey's Anatomy was renewed for an eleventh season by ABC on May 8, 2014. On