<Li> LaTanya Richardson Jackson as Diane Pierce </Li> <Li> Marika Dominczyk as Dr. Eliza Minnick </Li> <Ul> <Li> Sumalee Montano as Lena McCallister </Li> <Li> Kimberly Quinn as Reena Thompson </Li> <Li> Rusty Schwimmer as Patricia Phillips </Li> <Li> Jen Lilley as Kara Fisher </Li> <Li> Vicki Davis as Morgan Fisher </Li> <Li> Betsy Baker as Barbara Davis </Li> <Li> Ravi Patel as Timir Dhar </Li> <Li> Bridget Regan as Dr. Megan Hunt </Li> <Li> June Squibb as Elsie Clatch </Li> <Li> Hal Holbrook as Lewis Clatch </Li> <Li> Eric Roberts as Robert Avery </Li> <Li> Matthew Morrison as Dr. Paul Stadler </Li> </Ul> <Li> Sumalee Montano as Lena McCallister </Li>

When did the last episode of grey's anatomy air