She is played by American actress Cynthia Watros .
Libby is a fictional character on the ABC drama television series Lost , which chronicles the lives of over forty people after their plane crashes on a remote island somewhere in the South Pacific .
Libby is played by American actress Cynthia Watros .
Libby is a fictional character on the ABC drama television series Lost , which chronicles the lives of over forty people after their plane crashes on a remote island somewhere in the South Pacific .