
Joseph Mazzello
Biography
Joseph Francis Mazzello (born September 21, 1983), sometimes credited as Joe Mazzello, is an American actor, director, and screenwriter. He is best known for his roles as Tim Murphy in Jurassic Park (1993), Eugene Sledge in the HBO miniseries The Pacific (2010), Dustin Moskovitz in The Social Network (2010) and Queen bass player John Deacon in the biopic Bohemian Rhapsody (2018).
His first film appearance was a small role in 1990 film Presumed Innocent. He then went on to appear in Radio Flyer, Jersey Girl and the TV film Desperate Choices: To Save My Child in 1992. In 1993, he gained further recognition after starring in Steven Spielberg's Jurassic Park as Tim Murphy and in Richard Attenborough's Shadowlands. He later appeared in 1994's The River Wild. In 1995, he had roles in The Cure and Three Wishes. His first film role in 2001 was in Wooly Boys. In 2002, he made his television debut on Providence. He then appeared on CBS' hit shows CSI: Crime Scene Investigation and Without a Trace. Afterwards, he appeared in Raising Helen (2004), The Hollow (2004), The Sensation of Sight (2006), and the short film Beyond All Boundaries (2009). He made his directorial debut with the short film Matters of Life and Death (2007).
In 2010, Mazzello played Dustin Moskovitz in the David Fincher-directed film The Social Network. His performance was well-received by critics, and he and the cast were nominated for several awards. He went on to appear in G.I. Joe: Retaliation as G.I. Joe operative Mouse in 2013, and starred as John Deacon in the 2018 Queen biopic, Bohemian Rhapsody.
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Known For

TV
CSI: Crime Scene Investigation
Justin Lamond
2000

TV
Person of Interest
Daniel Casey
2011

TV
The View
Self
1997

TV
Elementary
Griffin
2012

TV
LIVE with Kelly and Mark
1988

TV
Without a Trace
Sean Stanley
2002

TV
Justified
Billy St. Cyr
2010

TV
Bambi
Self
1948

TV
American Crime Story
Paul Begala
2016

TV
Providence
Tony
1999

TV
The Pacific
Eugene Sledge
2010

Film
The Social Network
Dustin Moskovitz
2010

Film
Jurassic Park
Tim
1993

Film
Bohemian Rhapsody
John Deacon
2018

Film
Presumed Innocent
Wendell McGaffney
1990

Film
G.I. Joe: Retaliation
Mouse
2013

TV
Coma
Geoffrey Fairweather
2012

Film
Simon Birch
Joe Wenteworth
1998

Film
Undrafted
Pat Murray
2016

Film
Jersey Girl
Jason
1992
Filmography
2026FilmMonumentas Amnon Rechter2022FilmUnexpectedas Bob2019FilmBohemian Rhapsody: Recreating Live Aidas Self2019FilmThe Look and Sound of Queenas Self2019FilmRami Malek: Becoming Freddieas Self / John Deacon2018FilmBohemian Rhapsodyas John Deacon2016FilmUndraftedas Pat Murray2016TVAmerican Crime Storyas Paul Begala2013FilmDear Sidewalkas Gardner2013FilmG.I. Joe: Retaliationas Mouse2012TVElementaryas Griffin2012TVComaas Geoffrey Fairweather2012FilmAllisonas Joe2012FilmFirst Kissas Guy2011TVPerson of Interestas Daniel Casey2011FilmReturn to Jurassic Parkas Self2010FilmThe Social Networkas Dustin Moskovitz2010TVJustifiedas Billy St. Cyr2010TVThe Pacificas Eugene Sledge2009FilmBeyond All Boundariesas Eugene B. Sledge2007FilmLost Kubrick: The Unfinished Films of Stanley Kubrickas Self2007FilmThe Pixar Storyas Tim Murphy (archive footage)2007FilmMatters of Life and Deathas David Jennings2006FilmThe Sensation of Sightas Tripp2004FilmThe Hollowas Scott2004FilmRaising Helenas Prom Date Peter2002TVWithout a Traceas Sean Stanley2001FilmWooly Boysas Charles2000TVCSI: Crime Scene Investigationas Justin Lamond1999TVProvidenceas Tony1998FilmSimon Birchas Joe Wenteworth1997FilmStar Kidas Spencer Griffith1997TVThe Viewas Self1997FilmThe Lost World: Jurassic Parkas Tim1995FilmThree Wishesas Tom Holman1995FilmThe Making of 'Jurassic Park'as Self / Tim Murphy1995FilmThe Cureas Dexter1995FilmA Father for Charlieas Charlie1994FilmThe River Wildas Roarke Hartman1993FilmShadowlandsas Douglas Gresham1993FilmJurassic Parkas Tim1992FilmDesperate Choices: To Save My Childas Willy Robbins1992FilmJersey Girlas Jason1992FilmRadio Flyeras Bobby1990FilmPresumed Innocentas Wendell McGaffney1990FilmUnspeakable Actsas Jason Harrison1988TVLIVE with Kelly and Mark1948TVBambias Self—FilmThe Castas Taylor Johnson