One of the standout features of "All the Lost Souls" is its sonic diversity. Blunt experiments with different sounds and styles, incorporating elements of rock, pop, and folk into the album's production. Tracks like "The Lullaby" and "Shark Attack" showcase Blunt's ability to craft atmospheric, introspective songs, while "No 1 Party Animal" and "The Man Who Can't Be Moved" demonstrate his knack for crafting catchy, upbeat pop-rock anthems.