While portraying Roberta Guaspari's son, Nick, in "Music of the Heart", Charlie got to meet the real Nick in person to perfect his role, and later became good friends with him.
Was taught to play the cello by the real Nick. He can be seen playing Bach's prelude with the cello in "Music of the Heart"
Replaced the actor who was playing Cpl. Jamie Smith in Black Hawk Down (2001) because the actor had pulled his groin muscle during Ranger orientation.
Home videos and pictures of Charlie can be seen in the opening credits of Father's Day accompanied by the song "Young Boy" by Paul McCartney.
According to the official site for the movie Fathers' Day, Charlie's interests include baseball, soccer, piano, horseback riding, and hockey.
He graduated from the New York City Lab School, a small public high school in New York City, in 1999. Nick Valensi (guitarist, The Strokes) graduated from the same high school in 1998. Claire Danes attended the junior high section of the school briefly from 1991-1992.
He was awarded the 2015 Los Angeles Drama Critics Circle Award for Featured Performance for "Bent" at the Mark Taper Forum Theatre in Los Angeles, California.
Personal Quotes (2)
On "Fathers' Day": "This is the first time I've ever been in California, and working with Billy and Robin day in and day out -- what can I say? When I was auditioning I didn't let myself think about getting the part; just auditioning could blow your mind. When I got the part I was over the top."
On working with Robin Williams and Billy Crystal: "These guys are hilarious. You go in to work with the lines memorized, and the second you get out there it's like - Oops, there goes the script! They're rewriting it, improvising on the spot and I have to improvise, too. Half the time I was worrying most about cracking up."