Played the title character in a local production of the musical, "You're a Good Man, Charlie Brown"

At age 12, wrote, directed and starred in the one-act play that won a statewide competition

Made feature film debut in "Kounterfeit"

Co-starred in the ABC/Disney Channel series "Flash Forward"

Made TV-movie debut, playing a teenage killer, in the NBC drama, "I've Been Watching You"

Played recurring role of a mentally handicapped student on the NBC series, "Freaks and Geeks"

First major film role, playing the youngest son of a Jewish family in 1950s Baltimore, in Barry Levinson's "Liberty Heights"

Co-starred in "Whatever It Takes," the high school-set version of "Cyrano de Bergerac"

Had male lead in the feature "Get Over It"

Acted in the crime comedy "Big Trouble"

Had a recurring role as Claire's obsessive boyfriend Russell, on the HBO drama "Six Feet Under"

Starred opposite Thomas Jane and John Travolta in "The Punisher"

Featured opposite Bruce Willis in the crime thriller "Hostage"

Cast as Warren Worthington III (aka the Avenging Angel), in the third installment of the "X-Men" series, "X-Men: The Last Stand"

Played Jake Mazursky, a drug addict, in the Nick Cassavetes' directed "Alpha Dog," an independent feature about a real-life drug dealer

Co-starred with Russell Crowe and Christian Bale in "3:10 to Yuma," a Western directed by James Mangold

Co-starred with Dennis Quaid in the sci-fi film, "Pandorum"