Jeremy RennerJeffrey Dahmer Bruce DavisonLionel Dahmer Mickey SwensonOfficer Phillips Julius BrancaOfficer Powell Pierson BlaetzOfficer Martin Vincent ZangariOhio Officer Xavier LawrenceYoung Man in Bar Daniel McInerneyBartender Beau ClarkParty Kid (uncredited) David JacobsonDirector / Writer Leonard ShapiroExecutive Producer Tim SwainExecutive Producer Susan R. RodgersCo-Producer Eric LarsonProduction Design Kelley WrightArt Direction Christopher ManleyDirector Of Photography Dana Kay HartCostume Design Christina AgamanolisOriginal Music Composer Mariana BernoskiOriginal Music Composer Willow WilliamsonOriginal Music Composer Matthew R. BradyLine Producer 
