Character Development Season 21 Characters Season 20 Cast Ellen Pompeo Storylines LGBTQ+ Representation Season 20 Finale Cast Changes Character Exits Cast Members Season Renewal Showrunner Insights New Cast Members Episodes Season 21 Premiere Fan Base Production Production Details Relationships Longevity Character Relationships Cast Updates Character History Season 21 Details Plot Twists Viewer Reception Returning Characters Stephanie Leifer Meg Marinis History of Medical Dramas Tributes and Memorials Romantic Storylines Cast Additions Sophia Bush Elisabeth Finch Premiere Date Jesse Williams Tribute Backlash Spinoff Reunion Awards Katherine Heigl Working Conditions Cast Reunion Streaming Rights Emmy Awards Legacy Returning Cast Members Guest Stars Return of Characters Actors Plot Jessica Capshaw Casting News Impact Network Celebrations Character Developments Fan Engagement Shonda Rhimes Ending Cast and Crew Show Personnel Key Personnel History Arizona Robbins LGBTQ Representation Showrunner Transition Cristina Yang Owen Hunt Jake Borelli Potential Return Episodic Guarantees Budget Reduction Cast Salaries Cast Departures Schedule Change Season Premiere Fan Reactions Medical Drama Season Finale Dr. Mark Sloan Taylor Swift Jason George's Return Production Team Streaming Availability Character Return Eric Dane Writers Dr. Meredith Grey Screen Time Michael Thomas Grant Plot Developments Scott Speedman