The Sixth Sense (1999)
Night Shyamalan's 1999 ghost story with the most-quoted twist of its decade. Bruce Willis, Haley Joel Osment, a script that earns its reveal twice.
Actor: Olivia Williams
Olivia Williams appeared in The Sixth Sense and Rushmore and led Dollhouse and Manhattan. She is British, has worked constantly on stage, and has written about her cancer diagnosis.