Biography
Who is Joseph Mazzello?
Early life and background
Joseph Francis Mazzello III was born in Rhinebeck, New York, on September 21, 1983. He grew up in Hyde Park, New York. His mother is Virginia Strong, and his father is Joseph Francis Mazzello Jr. His father operated a dance studio. Joseph has one sibling, a brother named John Mazzello.
For his high school education, he attended Our Lady of Lourdes, a Catholic school. Following his graduation, he pursued higher education at the University of Southern California. He began his studies at the USC School of Cinematic Arts in 2001. Steven Spielberg provided the recommendation letter that helped him enter the program. He especially paid his tuition fees using earnings from his role in the 1997 film The Lost World: Jurassic Park.
Acting career beginnings
His film career started with a minor role in the 1990 legal thriller Presumed Innocent. Throughout 1992, he took parts in movies such as Radio Flyer and Jersey Girl. He also performed in the television film Desperate Choices: To Save My Child during that same year.
The year 1993 marked a major turning point in his professional life. He secured the role of Tim Murphy in the blockbuster Jurassic Park, directed by Steven Spielberg. In this movie, his character is the grandson of John Hammond, played by Richard Attenborough. Later that year, he appeared in another Attenborough project, Shadowlands, and performed as Roarke Hartman in The River Wild.
Film and television projects
Throughout the mid-1990s, Joseph Mazzello worked on several projects, including The Cure and Three Wishes in 1995. He played leads in Star Kid in 1997 and Simon Birch in 1998. During this period, he also provided voice work for the English version of The Adventures of Buratino.
His work in the 2000s included the 2001 film Wooly Boys. He made his television debut on the show Providence in 2002. He later guest starred on CBS programs such as CSI: Crime Scene Investigation and Without a Trace. Between 2004 and 2009, he appeared in films including Raising Helen, The Hollow, and The Sensation of Sight.
Directing and adult roles
In 2007, he directed the short film Matters of Life and Death. He later took a supporting role as Dustin Moskovitz in the 2010 film The Social Network, directed by David Fincher. During that same timeframe, he portrayed Eugene Sledge in the HBO miniseries The Pacific. Between 2011 and 2012, he acted in the A&E miniseries Coma.
He played Billy St. Cyr on the FX series Justified in 2013. He also appeared as Mouse in G.I. Joe: Retaliation. In 2016, he directed the sports comedy Undrafted. He later portrayed John Deacon in the 2018 Queen biopic Bohemian Rhapsody. In 2026, he starred alongside Jon Voight in the film Monument.
Birthday and age
Joseph Mazzello was born on September 21, 1983, which makes Joseph 43 years old today. That birthday falls under the Virgo sign. Joseph shares the date with 36 other famous people.
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