Question: Robert Maillet (born October 26, 1969) is a Canadian actor and retired professional wrestler, he's also known for his roles in films such as the 2007 American epic war film "300", based on the comic series "300" by Frank Miller and Lynn Varley, released in what year?
Sentence (from "300 (film)"): It was filmed mostly with a super-imposition chroma key technique, to help replicate the imagery of the original comic book.
Relevant evidence: No