Morrison played Paul Stadler on Grey's, a well-known surgeon, but also the estranged, abusive husband of Jo. He played Sam, a man who had to unplug his husband from life support. On the medical show, she starred in five episodes in Season 8, as Alana Cahill, a physician advisor who helped Seattle Grace Mercy West Hospital avoid bankruptcy after it had to shell out $75 million to the doctors who were victims of the plane crash.

Wrong! We've had guest stars come on Grey's Anatomy as both patients and doctors. What else are they known for? So, here are 19 famous Grey's Anatomy guest stars that you might not have remembered! 25 'Grey's Anatomy' Celebrity Guest Stars You Totally Forgot About. Grey's Anatomy has seen many guest stars throughout the years. However, Alex eventually gives her the name Ava before it's finally revealed that her name is Rebecca Pope. Fans may also know her for her role as Quinn Perkins in ABC's Scandal. SHARE this article with your friends and family who love Grey's Anatomy like you do!! Can you think of some of your favorite guest stars you've seen on Grey's Anatomy? His character was a cardiothoracic surgeon at the Mayo Clinic and a mentor of Cristina Yang's. Many of the talent listed below got their role on the medical drama before they hit "big time" fame in other roles later in their careers. Her character suffered brain damage and memory loss after a ferry accident, and bonded with Alex Karev while in the hospital. Former Reunion star, Chyler Leigh, guest starred in the final 2 episodes of season 3 as Lexie Grey, a new intern and Meredith Grey's younger half-sister. He starred in four episodes throughout Seasons 13 and 14 of the medical series. What else are they known for? His character, Cary Clark pays the hospital a revenge visit with Dr. Shepherd as his main target. Her character came to the hospital pregnant, wanting take part in Cristina's trial for her hypoplastic left heart syndrome. Zach Gilford came on Grey's as a soldier with a mysterious pain in his leg, hoping the doctors will amputate it. If Avery looks familiar, it's probably because he played the role of Uncle Phil in The Fresh Prince of Bel-Air. We need your help to vote for your favorites and least favorites! Foley played Henry Burton in 15 episodes throughout Seasons 7 and 8 of Grey's. Foley has also had a long running role as Jake Ballard on Scandal. She played Kathy in Season 3, Episodes 22 and 23 — Private Practice crossover episodes. Grey's seems to be one of the stops many actors take on their way to stardom in the entertainment industry.

He first came into the hospital as an uninsured patient, but marries Teddy to get on her insurance and get his care. We actually learn to like her when it's revealed that she donated $200,000 to Alex's African orphans project. Moore played Mary Portman, a recurring character in Seasons 6 and 7 of Grey's.

She eventually faded away into the Grey's blackhole.

Lowes played a blood donor in Season 7, Episode 22 of Grey's. Fans may recognize Elizondo for his role as Joe the driver in The Princess Diaries movies, but he also played Carlos Torres, Callie Torres' dad, in five episodes (over Seasons 3, 5, 6, 7 and 10). Palmer played Sheryll Jeffries in Season 10, Episode 16 of Grey's. Although we really only see Paulson through flashbacks, no one could have represented Ellis in her glory days any better. After presenting a very convincing case, the doctors agree to go through with it. So, here are 19 famous Grey's Anatomy guest stars that you might not have remembered! Austin Powers, What else are they known for? Guest stars always make things more interesting on Grey's Anatomy! Chung played Trina Paiz in Season 7, Episode 10 of Grey's. We've had guest stars come on Grey's Anatomy as both patients and doctors. So, take another look at these episodes to revisit your fave guest-star moment, and rediscover some surprise cameos. Her character was the sister of someone who had fallen into a construction site and became brain-dead as a result. By Mariah Kay. He starred in five episodes throughout Seasons 8 and 9 of the medical drama. Her character sought help with sex in her relationship.

For already established actors, a Grey's cameo also seems a bit like a bucket list item, as there also many celebs who've appeared on Grey's after they're already well-known for other roles.

Michael O'Neill plays the infamous shooter on Grey's Anatomy. Brosnahan may now be best known for her role as Midge Maisel in Amazon Prime Video's The Marvelous Mrs. Maisel, but before that role, she was in Season 9, Episode 14 of Grey's. Young is another Scandal actor who made an appearance on Grey's. Eventually, she recovered her memories and tried to pursue a real relationship with him, but things did not work out. We love our regulars, but seeing guest stars on the show gets us excited for some new faces. American Horror Story, What else are they known for? Her character came into the hospital after falling over 100 feet into a ravine and suffering an ear injury. She was first misdiagnosed with schizophrenia, but Alex Karev saved the day when he discovered she had Superior Canal Dehiscence Syndrome and treated her via surgery. But it's not just the regular cast, who fans will instantly be able to recognize; there have also been a ton of Grey's Anatomy celebrity guest stars who bring even more star power to the small screen, and they show up in episodes pretty often. On Grey's, he played Kyle Diaz, a musician with multiple sclerosis.