• Season 4 Episode 9
  • Crash Into Me, Part 1

  • Airdate:22.11.2007.

An ambulance crash endangers the lives of the paramedics involved, as Meredith and the Chief work on-site to save them, Bailey treats a patient who refuses her help, and Ava returns for Alex and meets his other girlfriend in the process

series regulars:

    Ellen Pompeo as Meredith Grey
    Patrick Dempsey as Derek Shepherd
    Sandra Oh as Cristina Yang
    Katherine Heigl as Isobel "Izzie" Stevens
    Justin Chambers as Alex Karev
    T.R. Knight as George O'Malley
    Chandra Wilson as Miranda Bailey
    James Pickens, Jr. as Richard Webber
    Sara Ramirez as Callie Torres
    Eric Dane as Mark Sloan
    Chyler Leigh as Lexie Grey.

guest cast:

    Seth Green as Nick