Voices: Dick Grayson/Nightwing

Jesse McCartney has been building a career encompassing acting, singing, songwriting, and voiceover work since he began performing in local community theatre at age seven. He made his Broadway debut in "The King and I" when he was nine years old, and later appeared opposite Roger Daltrey of The Who in "A Christmas Carol."

From the age of 11 to 13, McCartney simultaneously acted on ABC's "All My Children" and recorded with the boy band Dream Street, whose debut album, released in 2000, went gold. At 16, he released his solo debut album, Beautiful Soul, which sold over 1.8 million copies worldwide. McCartney's songs have topped the charts in the U.S., Australia, Italy, Japan, the Philippines and Taiwan. He was also nominated for Best New Artist by the American Music Awards, Best Pop Video at the MTV Music Video Awards, and has won three Teen Choice Awards: Choice Male Artist, Breakout Artist and Crossover Artist.

McCartney co-wrote "Bleeding Love" with Ryan Tedder of One Republic. The breakout smash for singer Leona Lewis, it was a number one hit in 34 countries, the only song in over a decade to achieve this. The song was nominated for a Grammy Award and won ASCAP's song of the year. His single "Leavin,'" from his Departure album, was number one for five weeks and was Top 40 Radio's most played song of the year.

McCartney's film credits include the teen cult classic "Keith," which won five international film festival awards, and "Beware the Gonzo." On television, McCartney starred in the series "Summerland," which was one of the highest rated shows on The WB during its run in 2004 to 2005, and appeared in the recurring role of Andy during the third season of "Greek" on ABC. He has also guest starred on "Law & Order: Special Victims Unit," and special guest starred on "CSI: Las Vegas." He was twice nominated for an Emmy Award for his work as J.R. on "All My Children."

McCartney has also voiced characters for animated films, including Theodore in all three "Alvin and the Chipmunks" films, and JoJo in "Horton Hears a Who," with Jim Carrey and Steve Carell. He voiced Roxas and Ventus in the video game series "Kingdom Hearts," and Robin/Nightwing in the animated television series "Young Justice." In an upcoming film, "Clockwork Girl," he will be voicing the role of Huxley.