Elizabeth Mitchell is an American actress who is currently known for her role as Dr. Juliet Burke, one of the main characters on ABC's hit TV series Lost. She also had lead roles on the TV series V and Revolution,as well as recurring as the Snow Queen on Once Upon A Time and as Deb Carpenter on Dead of Summer. She is married to actor Chris Soldevilla. Her real name is Elizabeth Joanna Robertson; she was born in Los Angeles, California.