The 46th Cinema Audio Society Awards, which were held on February 27, 2010, honored the outstanding achievements in sound mixing in film and television of 2009.^[1]

Winners and nominees

Film

• The Hurt Locker — Ray Beckett and Paul N. J. Ottosson
  • Avatar — Tony Johnson, Christopher Boyes, Gary Summers, and Andy Nelson
  • District 9 — Ken Saville, Michael Hedges, and Gilbert Lake
  • Star Trek — Peter J. Devlin, Paul Massey, Andy Nelson, and Anna Behlmer
  • Transformers: Revenge of the Fallen — Peter J. Devlin, Paul Massey, Andy Nelson, and Anna Behlmer

Television

Series

• Mad Men (Episode: "Guy Walks Into an Advertising Agency")
  • 24 (Episode: "10:00 p.m. – 11:00 p.m.")
  • Battlestar Gallactica (Episode: "Daybreak", Part 2)
  • Desperate Housewives (Episode: "Boom Crunch")
  • Glee (Episode: "Wheels")

Miniseries or Television Film

• Grey Gardens
  • Endgame
  • House (Episode: "Broken")
  • Into the Storm
  • Taking Chance