Character Development Season 21 Fan Reactions Elisabeth Finch Cast Changes Relationships Plot Summary Character Relationships Behind the Scenes Cast and Crew Season 21 Renewal Production Details Audience Reception Cast Reunion Production History Viewer Engagement Natalie Morales Casting Production Creator Involvement Season Overview Character Dynamics Plot Tensions Character Arcs Cast Episodes Streaming History Plot Twists Season 21 Premiere Season 20 Finale Themes Production Insights Production Team Sarah Drew Sophia Bush LGBTQ+ Representation LGBTQ Representation Actor Interviews Emotional Themes Chyler Leigh Director Contributions Lena Waithe Owen Hunt Teddy Altman Ellen Pompeo Season Premiere Kali Rocha Episode Details Cast Members Showrunner Insights Character Returns