Keira Knightley was just 17 years old when she portrayed Elizabeth Swann in Pirates of the Caribbean: The Curse of the Black Pearl, released in July 2003

In addition to her role in Pirates, Knightley also starred in Love Actually in the same year, showcasing her talent at a remarkably young age

Many fans were shocked to discover her age during filming, often assuming she was in her mid-20s due to her mature performance and appearance

The sudden rise to fame at such a young age had a profound effect on Knightley, leading her to seek therapy to cope with the pressures of celebrity life

The success of Pirates of the Caribbean catapulted Knightley to international stardom, making her a household name almost overnight

Despite her youth, Knightley displayed remarkable professionalism, effectively handling the demands of a major film production alongside seasoned actors like Johnny Depp and Orlando Bloom

Knightley has spoken about the challenges of navigating fame as a teenager, describing the scrutiny she faced as "horrific" and difficult to manage

In interviews, Knightley has expressed admiration for her younger self, acknowledging the ambition and drive she had, even if it came at a personal cost