Grey's Anatomy Season 21 Episode 1
If Walls Could Talk
After firing some of Grey Sloan's best, Catherine continues to interfere with Meredith and Amelia's research. Accidents at a climate change protest bring unique cases to the hospital, and Bailey encounters a blast from the past.
Guest Stars
Jesse Williams
Jackson Avery
Jake Borelli
Levi Schmitt
Midori Francis
Mika Yasuda
Kali Rocha
Sydney Heron
Debbie Allen
Catherine Fox