On 26 February 2009, it was announced that The Psychedelic Furs, Friendly Fires, White Lies, The Bishops and Boys Noize had been added to the line-up, with Benicàssim's official website confirming which days the bands would be playing.
Pada tanggal 26 Februari 2009, diumumkan bahwa The Psychedelic Furs, Friendly Fires, White Lies, The Bishops dan Boys Noize telah ditambahkan ke line-up, dengan situs resmi Benicàssim yang mengkonfirmasikan hari-hari band mana yang akan diputar.