▁little - known ▁Star ▁Tre k ▁actor ▁who ▁worked ▁extens ively ▁on ▁Star ▁Tre k ▁as ▁either ▁a ▁stand - in ▁or ▁in ▁minor ▁roles . ▁Rock well ▁and ▁Sh al hou b ▁worked ▁together ▁in ▁providing ▁some ▁impro vis ational ▁aspects ▁to ▁their ▁dialog , ▁with ▁Rock well ' s ▁Fle eg man ▁being ▁the ▁wor ris ome ▁sort ▁while ▁Sh al hou b ' s ▁K wan ▁tack ling ▁the ▁issue ▁without ▁concern . ▁ ▁D ary l ▁Mitchell ▁was ▁approached ▁by ▁Paris ot ▁to ▁aud ition ▁for ▁the ▁role ▁of ▁Web ber , ▁since ▁they ▁both ▁had ▁worked ▁together ▁before ▁on ▁Home ▁F ries , ▁and ▁Paris ot ▁felt ▁the ▁part ▁was ▁perfect ▁for ▁Mitchell . ▁Mitchell ▁said ▁he ▁took ▁this ▁ass urance ▁from ▁Paris ot ▁as ▁a ▁safe ▁bet , ▁completed ▁the ▁aud ition , ▁and ▁won ▁the ▁part . ▁David ▁Alan ▁G rier ▁was ▁the ▁second ▁choice ▁for ▁Web ber . ▁ ▁Justin ▁Long ▁was ▁cast ▁as ▁Br end an , ▁and ▁was ▁Long ' s ▁first ▁feature - film ▁role . ▁Long ▁had ▁just ▁completed ▁work ▁on ▁a ▁pilot ▁for ▁a ▁television ▁show ▁under ▁casting ▁director ▁Bon nie ▁Z ane , ▁and ▁she ▁had ▁suggested ▁Long ▁to ▁her ▁sister ▁Deb ra ▁Z ane , ▁the ▁casting ▁director ▁for ▁Gal axy ▁Qu est . ▁Long ▁said ▁he ▁was ▁nerv ous ▁aud ition ing ▁as ▁an ▁unknown ▁actor ▁at ▁the ▁time , ▁compet ing ▁against ▁K ier an ▁C ul kin , ▁Edd ie ▁K aye ▁Thomas ▁and ▁Tom