An American Composer, Giacchino has composed music for films, video games and television, including three Pixar films. He first gained recognition for The Incredibles.

Won an Academy Award for Up and a Emmy for Lost.

Known for naming all of his pieces with incredibly awful puns.

He also created the new fanfare for the 100th anniversary Paramount logo, along with the fanfare for the new Hammer Films.

Michael Giacchino has composed for

• Gargoyles (video game)
• The Lost World: Jurassic Park (video game)
  • Warpath: Jurassic Park
• Medal of Honor series
  • Medal of Honor (1999)
  • Medal of Honor: Allied Assault
  • Medal of Honor: Frontline
  • Medal of Honor: Airborne
• Muppet Monster Adventure
  • The Muppets' Wizard of Oz
• Alias
  • Alias (video game)
• Call of Duty series
  • Call of Duty (2003)
  • Call of Duty: United Offensive
  • Call of Duty: Finest Hour
• Phenomenon II
• Lost
  • Lost: Via Domus
• The Incredibles
  • The Incredibles (video game)
  • The Incredibles: Rise of the Underminer
• |Mission Impossible III
  • Mission Impossible: Ghost Protocol
• Pixar Shorts
  • "One Man Band"
  • "Lifted"
  • "Partly Cloudy"
  • "Day & Night"
• Ratatouille
• "How to Hook Up Your Home Theater"
• Speed Racer (2008)
• Fringe
• Star Trek (2009)
• Up
• Undercovers
• Let Me In
• Mercenaries (with Chris Tilton)
• Super 8
• Cars 2
• The Ballad of Nessie
• Monte Carlo
• Fifty Fifty
• John Carter

Trope associated with Michael Giacchino include

• Author Appeal: The man loves his strings and brass sections. Expect to hear one or the other on many of his scores.
• Leitmotif: Giacchino is in love with these. Nearly every score he writes features a few-note theme which plays constantly.
• Running Gag: Many of his tracks involve "World's Worst X". Examples include "World's Worst Field Trip", "World's Worst Landscaping", "World's Worst Road Rage", and |"World's Worst Last Four Minutes to Live".