Undercover Festival was founded in 2013 as a celebration of punk, ska, indie, alternative and acoustic music in Brookwood in Surrey. It takes over Bisley Pavilion for three days in September and in an indoor festival with two key performance areas and other spaces within the Pavilion being used. The festival embraces both original and tribute acts.

In its third year in 2015, Undercover Festival has many great acts already confirmed for the weekend of 18th-20th September. Acts confirmed include The Damned, Peter and the Test Tube Babies, UK Subs, Penetration, The Racketeers, Popes of Chilltown, Fighting Evil Is Cool, Hearts Under Fire, Headstone Horrors, Monkish, Kilter, Hazard, Strength In Blunders, Chelsea, Spizzenergi, Menace, Dragster, UK Ramones, R.E.D, Skurvi, The Defects, The Piranhas, Pussycat & The Dirty Johnsons, Cretin 77, Skaciety, Phoenix Chroi and many more.