17 More Grey's Anatomy Guest Stars You've Probably Forgotten

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7. Sterling Knight

Sterling Knight
Maybe you recognize him from your childhood Disney Channel shows Sonny with a Chance, So Random, or the iconic Zac Efron movie 17 Again. Sterling Knight had a short guest appearance as Kip, one of the boys who dared their friend to lie in wet cement on Grey's Anatomy Season 4 Episode 16.

8. Sarah Chalke

Sarah Chalke
Sarah Chalke isn't new to medical TV shows as you may know her as Elliot Reid from Scrubs, or even as Stella Zinman, a dermatologist on How I Met Your Mother. On Grey's Anatomy Season 9 Episode 19 Casey Hedges comes into the hospital with her son who ends up having a rare Kawasaki disease.

9. Sarah Paulson

Sarah Paulson
Sarah Paulson, from American Horror Story, makes a quick guest appearance as a younger Ellis Grey, Meredith's mother on Grey's Anatomy Season 6 Episode 15.

10. Amy Acker

Amy Acker
We finally met the other Shepherd sister and surprise surprise, hello Amy Acker, here to complete the family tree of goddesslike genes on Grey's Anatomy Season 15 Episode 21. Amy Acker is well known for her portrayal of Root on Person of Interest.

11. Abigail Breslin

Abigail Breslin
Abigail Breslin, one of the most recognizable child actors, portrays Megan Clover, a girl who lacks the ability to feel pain on Grey's Anatomy Season 3 Episode 3. She's most known for her acting in some classic movies, Definitely Maybe, My Sister's Keeper, and Little Miss Sunshine.

12. Rachel Brosnahan

Rachel Brosnahan
One of the most surprising finds! Rachel Brosnahan the protagonist of Amazon Prime's The Marvelous Mrs. Maisel made an appearance on Grey's Anatomy Season 9 Episode 14 as Brian Weston, a trans boy who requests top surgery to remove his breasts.

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Show:
Grey's Anatomy
Tag:
Photo Galleries
Episodes:
Grey's Anatomy Season 4 Episode 16: "Freedom", Grey's Anatomy Season 2 Episode 21: "Band-Aid Covers the Bullet Hole", Grey's Anatomy Season 6 Episode 1: "Good Mourning", Grey's Anatomy Season 3 Episode 15: "Walk On Water", Grey's Anatomy Season 11 Episode 24: "You're My Home", Grey's Anatomy Season 9 Episode 19: "Can't Fight This Feeling", Grey's Anatomy Season 6 Episode 15: "Time Warp", Grey's Anatomy Season 15 Episode 21: "Good Shepherd", Grey's Anatomy Season 3 Episode 3: "Sometimes a Fantasy", Grey's Anatomy Season 4 Episode 5: "Haunt You Every Day", Grey's Anatomy Season 6 Episode 24: "Death and All His Friends", Grey's Anatomy Season 11 Episode 15: "I Feel the Earth Move", Grey's Anatomy Season 6 Episode 22: "Shiny Happy People", Grey's Anatomy Season 15 Episode 4: "Momma Knows Best", Grey's Anatomy Season 9 Episode 14: "The Face of Change", Grey's Anatomy Season 5 Episode 1: "Dream a Little Dream of Me"
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Grey's Anatomy Season 4 Episode 16 Quotes

Where have you been?! I've been waiting and waiting for you! And I did this stupid, embarrassing, humiliating, corny thing. And I was just gonna tell you that, this over here is our kitchen and this is our living room, and over there that's the room our kids could play. I had this whole thing about I was gonna build us a house, but I don't build houses because I'm a surgeon. And now I'm here feeling like a lame ass loser. I got all whole and healed and you don't show up. And now it's all ruined because you took so long to come home! And I couldn't even find that bottle of champagne ... (Derek holds up the bottle and smiles)

Meredith

Derek: Meredith....
Meredith: Stupid, corny, idiotic, I can't believe I did this. Stupid, loser, son of a ... I could be at home instead of ... oh
Derek: Meredith....