De Sena was born on December 6, 1987, in
Boston, Massachusetts. His family moved to
Irvine, California in 1999, where he then attended
Irvine High School. After, he attended
UCLA. He was a very active member of the international
ComedySportz troupe (a comic improvisation team that participates in games as seen on
Whose Line Is It Anyway?). Having joined
All Thats cast at the start of its 7th season in 2002, he subsequently tied with
Logan Lerman for the 2005 Young Artist Award for Best Performance in a TV Series (Comedy or Drama) - Leading Young Actor. He rapidly gained recognition for his skilled and clever
ad-libbing from his work as
Sokka on
Avatar: The Last Airbender and also guest starred as
Jimmy Olsen in
The Batman. De Sena worked on the online mockumentary web series
Dorm Life, a 2008 Webby Honoree for Best Writing and Comedy: Individual Short or Episode. De Sena appeared on an episode of
King of the Hill, "Luanne Gets Lucky." De Sena has also appeared in an episode of
Generator Rex, "Crash and Burn." In 2012, De Sena appeared on the
Hulu original series
Battleground. In 2013, he appeared as the judge of the texting competition and later as an airport investigator on the
Nickelodeon sitcom
Sam & Cat. In 2014, he voiced
Robin in the animated film
JLA Adventures: Trapped in Time. He has also portrayed "Mr. Roberts" in the television series
100 Things to Do Before High School from 2014 to 2016. Since January 19, 2016, he and his longtime friend Chris W. Smith have been creating and starring in comedy sketches on their
YouTube channel "Chris and Jack". From 2018 to 2024, he was the voice of Callum on the
Netflix animated series
The Dragon Prince. == Filmography ==