Grey's Anatomy

What a Difference a Day Makes

E22    May 7, 2009    43m    TV-14
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As Meredith, Derek and all of their friends prepare for the big wedding, a group of college students, injured in a car crash as they were heading to their graduation ceremony, is admitted to the ER. Meanwhile, Izzie fears the worst when she begins experiencing familiar symptoms.
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Cast of What a Difference a Day Makes
  • Ellen PompeoMeredith Grey
  • Chandra WilsonMiranda Bailey
  • Sandra OhCristina Yang
  • James Pickens Jr.Richard Webber
  • Kevin McKiddOwen Hunt
  • Katherine HeiglIzzie Stevens
  • Justin ChambersAlex Karev
  • T.R. KnightGeorge O'Malley
  • Sara RamirezCallie Torres
  • Patrick DempseyDerek Shepherd
  • Eric DaneMark Sloan
  • Chyler LeighLexie Grey
  • Jessica CapshawArizona Robbins
  • Mac BrandtParamedic
  • Candice AfiaIntern Laura
  • Jeffrey Dean MorganDenny Duquette
  • Payton SilverDr. Knox
  • Molly KidderIntern Megan
  • Joe WilliamsonIntern Pierce
  • Winston StoryIntern Leo
  • Amrapali AmbegaokarIntern Dani
  • Tymberlee HillIntern Claire
  • Shi Ne NielsonParamedic
  • Mark SaulIntern Steve
  • Wayne LopezParamedic
  • Tim ChiouParamedic
  • Amy GumenickBecca Wells
  • Roberto UrbinaJordan
  • Robin GwynneBecca's Mom
  • Trent GillDavid
  • Mickey MaxwellMinister

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