Complex sentence: Pullman has narrated unabridged audiobooks of the three main novels in His Dark Materials, the other parts are read by actors, including Jo Wyatt, Steven Webb, Peter England, Stephen Thorne and Douglas Blackwell.
Split into simpler sentences: Pullman has narrated unabridged audiobooks of the three main novels in His Dark Materials. While Pullman is the narrator, the other parts are read by different actors, including Jo Wyatt, Steven Webb, Peter England, Stephen Thorne and Douglas Blackwell.