ighth ▁season ▁of ▁On ▁the ▁Case ▁with ▁Pa ula ▁Z ahn ▁in ▁ 2 0 1 3 , ▁he ▁star red ▁as ▁Chris ▁Lang ▁in ▁" N ine ▁Days ▁of ▁T error " ▁and ▁Ger ald ▁Pow ers ▁in ▁" A ▁F ateful ▁Dec ision ". ▁His ▁other ▁appearances ▁include ▁the ▁shows ▁C ele br ity ▁Ghost ▁St ories ▁and ▁Fun ny ▁or ▁Die ▁Pres ents , ▁as ▁well ▁as ▁TV ▁commer ci als ▁for ▁Can on ▁Inc . ▁and ▁other ▁br ands . ▁ ▁He ▁star red ▁in ▁Od ed ▁Na aman ' s ▁th esis ▁film ▁When ▁Sun ny ▁G ets ▁Blue ▁in ▁ 2 0 1 3 , ▁a ▁jazz ▁pian ist ' s ▁" qu ir ky ▁journey ▁with ▁odd ▁characters " ▁created ▁for ▁the ▁ 2 6 th ▁Columbia ▁University ▁Film ▁Festival . ▁He ▁port rayed ▁Sam ▁in ▁Kar en ▁Gold far b ' s ▁Cas ab lan ca ▁par ody ▁short , ▁Here ' s ▁Look in ' ▁at ▁You , ▁Kid , ▁which ▁world - pre mier ed ▁at ▁the ▁ 2 0 1 4 ▁C annes ▁Film ▁Festival . ▁He ▁also ▁had ▁roles ▁in ▁the ▁films ▁The ▁Let ter , ▁with ▁Win ona ▁Ry der ▁( 2 0 1 2 ), ▁and ▁Ven ge ance ▁( 2 0 1 3 ). ▁ ▁Music ▁▁ ▁As ▁a ▁member ▁of ▁Ess ential ▁Vo ices ▁USA ▁W ine bold ▁performed ▁at ▁six ▁concert s ▁at ▁Car neg ie ▁Hall , ▁and ▁at ▁N BC ' s ▁Rock ef