Conversation so far:
what occurred in 1993?
Christensen made his acting debut in September 1993.
what was the film?
at the age of 12, he played a supporting role on the German-Canadian television series Macht Der Leidenschaft/Family Passions.
what film did he star in as a youth?
The following year, he had a minor role in John Carpenter's In the Mouth of Madness.

Question: what film was a big break for him?
Self-contained rewrite: what film was a big break for Hayden Christensen?