McAvoy was born with a heart murmur and had to undergo surgery to correct the condition when he was a child.
McAvoy is an accomplished musician and can play the piano, guitar, and drums.
McAvoy is fluent in French, having lived in Paris for a year when he was a teenager.
McAvoy was once a member of a hip-hop dance troupe called "The Acceptable In Public Crew."
McAvoy is a big fan of the popular video game series "Grand Theft Auto" and has admitted to playing it for hours on end.
McAvoy was once hit by a car while riding his bike, but fortunately escaped with only minor injuries.
McAvoy is a certified diver and has gone on several diving trips around the world.
McAvoy once worked as a youth worker, helping to mentor and support young people in his local community.
McAvoy is an animal lover and has several pets, including dogs and cats.
McAvoy is a fan of comic books and has stated that he would love to play a superhero in a film someday.