Agents of the Underground is the 7th studio album from Americanpunk band, Strung Out. This album celebrates the 20th anniversary of the band, and was released on September 29, 2009 through Fat Wreck Chords.[3] This was notably their second album to chart on Billboard, reaching #196.
On August 12, 2009, Agents of the Underground was announced for release the following month. Alongside this, the album's track listing and artwork were posted online.[4] On August 28, 2009, "Black Crosses" was posted online.[5]Agents of the Underground was made available for streaming through the band's Myspace profile on September 21, 2009, ahead of its release on September 29, 2009.[6] In October 2009, the band played a handful of Southern US shows with Lower Class Brats, Nations Afaire, and the Flatliners.[7][8] On December 8, 2009, a music video was released for "Carcrashradio".[9] In January 2010, the band went on a brief West Coast tour with Calabrese and Pulley.[10] Following this, they went a US tour with Dropkick Murphys and Larry and His Flask.[11] In June 2010, the band went on an Australian tour with the Loved Ones.[12] They went on a short North American tour with support from Rufio, We Are the Union and Mute.[13]