Onder andere met: Jeremy Renner (Jeffrey Dahmer), Bruce Davison (Lionel Dahmer), Artel Kayàru (Rodney), Matt Newton (Lance Bell), Dion Basco (Khamtay), Kate Williamson (Grandma), Christina Payano (Letitia), Tom`ya Bowden (Shawna), Sean Blakemore (Corliss), Mickey Swenson (Officer Phillips), Julius Branca (Officer Powell), Pierson Blaetz (Officer Martin), Vincent Zangari (Ohio Officer), Xavier Lawrence (Young Man in Bar), David Manis    (Shop Steward)