The new names in full comprise: Kamasi Washington, Tout-Puissant Orchestre Poly-Rythmo de Cotonou, Mikal Cronin with Strings & Horns, Ariel Pink, Josh T. Pearson, A Place To Bury Strangers, Lightning Bolt, Metz, Viet Cong, Suuns & Jerusalem In My Heart, Protomartyr, Songhoy Blues,,Baba Commandant & The Mandingo Band, Mustafa Özkent ve Belçika Orkestrasɪ, Okay Temiz & La Fanfare Du Belgistan,,Gaye Su Akyol, The Space Lady, Laura Cannell, and Titus Andronicus.
The join the likes of Deerhunter, Destroyer and Faust that were announced back in May.
Le Guess Who? 2015 takes place in Utrecht, The Netherlands, from 19-22 November, across more than 15 different venues.
Check out the full list of acts currently announced on the festival's new poster below.