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Peter Gallagher Joins 'Grey's Anatomy' for Season 18, Character Details Revealed

Peter Gallagher Joins 'Grey's Anatomy' for Season 18, Character Details Revealed

Peter Gallagher has joined the cast of Grey’s Anatomy in a recurring role for the upcoming 18th season!

The former The O.C. actor will make his debut on the ABC series in the upcoming season premiere, which will air on September 30.

Details about Peter‘s character have already been revealed and there’s a connection to news announced last week!

Click inside to find out who he will be playing…

Deadline reports that Peter will “play Dr. Alan Hamilton who knew Ellis Grey (Kate Burton) back in the day and meets Meredith (Ellen Pompeo) in the season premiere.”

Kate is returning to the show as Meredith’s late mother Ellis Grey and it’s believed there will be flashback scenes to show Ellis and Alan’s story.

Peter‘s daughter, Tony-nominated actress Kathryn Gallagher, is a Grey’s Anatomy superfan. After the news was announced, she posted on her Instagram Stories and wrote, “I didn’t not cry when he told me. HARDEST SECRET I’VE EVER HAD TO KEEP.”

You’ve gotta see what Ellen recently said in response to a fan who said they didn’t like the latest season of Grey’s.

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