What to Expect from Grey’s Anatomy Season 21 Episode 15: Bust Your Windows
The hospital is thrown into chaos when a window washer crashes through a window on Grey’s Anatomy Season 21 Episode 15, “Bust Your Windows.”
This is definitely a new sort of catastrophe for Grey’s Anatomy, and there’s no telling who could be hurt worse — the window washer or the people inside the room when he crashes into it.
Meanwhile, Lucas is still focused on convincing Catherine to allow him to avoid a remedial year, asking if he can be her intern for the day. But can he impress her, or will it just make things worse?
Here’s everything you need to know about this episode, including the air date, cast, promo, and how to watch.
Grey’s Anatomy Season 21 Episode 15 Details
- Title: “Bust Your Windows”
- Air Date: Thursday, April 17th, 2025
- Time: 10/9c
- Network: ABC
How to Watch Grey’s Anatomy Season 21 Episode 15
- Live: ABC at 10/9c
- Streaming: Available next day on Hulu
Grey’s Anatomy Season 21 Episode 15 Description
A window washer’s platform crashes through a hospital window, testing the Grey Sloan team’s limits. Meanwhile, Blue and Simone clash over their living arrangements, and Lucas strives to impress Catherine while on her service
Guest Stars & Returning Characters
- Cast: Chandra Wilson, Kevin McKidd, Kim Raver, Caterina Scorsone, James Pickens Jr., Chris Carmack, Camilla Luddington, Anthony Hill, Jason George, Alexis Floyd, Adelaide Kaine, Harry Shum Jr., Nico Terho, Natalie Morales, Jaicy Elliot, Debbie Allen
- Guest Stars: Trevor Donovan, Omr Eldein, Michael Sifain, Anastasia Barzee, Avery Tiiu Essex, Meara Mahoney
Promo & Photos
Check out the photos from Grey’s Anatomy Season 21 Episode 15:
Promo Video:
What are your hopes for this episode of Grey’s Anatomy? Share your thoughts with us in the comments below, and be sure to catch up with our review of Grey’s Anatomy Season 21 Episode 14 right here.
Grey’s Anatomy airs Thursdays at 10/9c on ABC.
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Ashley Bissette Sumerel
Ashley Bissette Sumerel is a television and film critic living in Wilmington, North Carolina. She is editor-in-chief of Tell-Tale TV as well as Eulalie Magazine. Ashley has also written for outlets such as Rolling Stone, Paste Magazine, and Insider. Ashley has been a member of the Critics Choice Association since 2017 and is a Rotten Tomatoes-approved critic. In addition to her work as an editor and critic, Ashley teaches Entertainment Journalism, Composition, and Literature at the University of North Carolina Wilmington.