Premise: Katherine Heigl . From 1999 to 2002 , Heigl co-starred as Isabel Evans on the television series Roswell . Heigl played Izzie Stevens on the ABC medical drama Grey 's Anatomy from 2005 to 2010 , a role for which she won the Primetime Emmy Award for Outstanding Supporting Actress in a Drama Series in 2007 .
Hypothesis: Katherine Heigl appeared in a show.
Label: ENTAILMENT