The 2026 lineup contains 48 acts. Good Charlotte, Knocked Loose, Sublime and Taking Back Sunday headline the festival.
23rd – 23rd May 2026

This lineup is made up of Rock music, followed by Dance/EDM then Indie/Alt. music.
Slam Dunk (South) is 1 of 19 music festivals in the East of England. The festival’s full address is: Hatfield Park, Hatfield, AL9 5HX.
