Kate Walsh as Dr. Addison Montgomery on 'Grey's Anatomy,' Liliane Lathan/ABC/Getty Images Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Logo text Dr. Addison Montgomery is returning to Grey Sloan Memorial Hospital. Kate Walsh will again reprise her role as the beloved, veteran doctor when Grey's Anatomy returns with season 22 in 2026. She will appear in one episode, titled "Strip That Down," airing on Jan. 29.