Cirque du Freak: The Vampire's Assistant. Poster of the 2009 movie and cover of the 2003 book, Vampire Blood Trilogy
VS3
Vampire Blood Trilogy
Darren Shan, 2003
movie vs book
Paul Weitz, 2009

16-year-old Darren Shan and his best friend Steve Leonard visit the Cirque du Freak freak show. During the performance, Steve recognizes one of the troupe’s members, Larten Crepsley, as a vampire, prompting him to try to find Crepsley after the show.