Debbie Allen Cast as Jackson Avery's Mom on Grey's Anatomy

Doctor Jackson Avery (Jesse Williams) has tried making a name for himself at Seattle Grace, while working in his grandfather’s omnipresent medical shadow. Now we’re going to learn a bit more about Avery’s family. According to EW.com, Grey’s Anatomy has cast Debbie Allen as Jackson’s mother, Catherine Avery. Reportedly, Allen–who has previously directed three episodes of the hit ABC drama–will appear in the fifth episode of the season. The new Grey’s Anatomy season premieres September 22.

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