Chloe Linnea Ayla Greenfield (born July 7, 1995) is an American teen actress. Greenfield played Lily, the little sister of rapper Eminem's character Jimmy/'B. Rabbit' in the 2002 film 8 Mile. She appeared on NBC's Emmy Award winning television series ER as "Sarah", John Stamos's character Dr. Tony Gates's daughter, from 2005 until the 2009 series finale of the show.
Greenfield appeared in the music video for "Alive with the Glory of Love" by the band Say Anything.
Greenfield plays the titular character "Molly" in the new interactive web series "Molly's Mall".
Greenfield is slated to begin filming in the spring 2009 as "Virginie" in the European feature film "Deauville", co starring Isabella Rossellini, Claire Forlani, Olivier Martinez and Adrian Paul among other notable actors.
Greenfield continues to attend school at Andover High School in Bloomfield Hills, Michigan. However, she commutes to Los Angeles.
During the making of 8 Mile, Greenfield became close to Hailie Jade, Eminem's daughter. They remain in contact.