Summer Glau To Grey's Anatomy image

Glau. (Nikki Nelson/Wenn.com)

Guest role.

Actress Summer Glau is set to appear in episode 816 of "Grey's Anatomy" this season. Show creator, Shonda Rhimes, tweeted about a table read for the episode, stating, "Love table read days! We have Summer Glau as a guest star!"

Summer has previously appeared in "Angel," "Firefly," "Terminator: The Sarah Connor Chronicles," "Dollhouse," and more. There's no word yet on her character or storyline for "Grey's Anatomy." Stay tuned!

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- Candace Young