Her breakthrough role as Victoire Beretton in La Boum catapulted her to overnight stardom in France. The film was a massive box-office success, making her a teen idol and launching her acting career at just 13 years old.
Marceau achieved significant international recognition with her role as Princess Isabelle in Mel Gibson's epic Braveheart. This critically acclaimed and commercially successful film established her as a prominent actress on the global stage.
She further cemented her international star status by playing the villainous Elektra King in the James Bond film The World Is Not Enough. This high-profile role showcased her versatility and broadened her appeal to a global blockbuster audience.