British actor Keira Knightley made her debut in the 1995 film, ‘Innocent Lives.’ But it wasn’t until she shared screen space with Johnny Depp that she became a global name. When she starred in the 2003 ‘Pirates Of The Caribbean: The Curse of the Black Pearl’ as Elizabeth Swann, she became one of the most sought-after actors. However, in an interview, the actor revealed that she had to undergo therapy to get over the trauma she gained from the film.