S11E04Grey's Anatomy season 11 episode 4: Only Mama Knows
Aired 16 October 201443 minRated TV-14
Where to watch Grey's Anatomy Season 11 in Australia
Grey's Anatomy season 11 is streaming in Australia on Disney+ (subscription, listed for the whole show).
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From $9.99/mth
Availability checked 16 November 2026.
What happens in “Only Mama Knows”
Secrets from Ellis Grey’s past come to light when Meredith watches old videos and reads through her mother’s journals. Meanwhile, Maggie rocks the hospital with an unexpected announcement; Alex gets new responsibilities and Callie focuses her attention on the Veterans’ project.
Episode summary: TMDB.
Before you watch
- It is episode 4 of 24 of season 11, so watch episodes 1 to 3 first.
- It runs about 43 minutes.
- Directed by Nicole Cummins-Rubio, written by Shonda Rhimes.
- TMDB users rate it 8.4 out of 10 (15 votes).
Grey's Anatomy trailer
The official trailer for the series (no preview of this episode has been published).
Play video: Grey's Anatomy trailer
Cast and crew of this episode
- Director
- Nicole Cummins-Rubio
- Writer
- Shonda Rhimes
- Guest stars
- Annet Mahendru as AnaKate Burton as Ellis GreyJ. August Richards as Young Richard WebberSally Pressman as Young Ellis GreyAria Lyric Leabu as Young MeredithRafael J. Noble as Roy PepperWalter Addison as Martin VanceDanny Jacobs as Doctor
Credits: TMDB.
More from Grey's Anatomy Season 11
Every episode of Season 11Grey's Anatomy episode guide
Episode names, air dates, runtimes, stills and ratings: TMDB. Air dates are the first broadcast anywhere; where it streams is our daily Australian check.