▁in ▁leaving ▁the ▁F BI ▁and ▁working ▁alongside ▁her ▁daughter ▁Lind sey ▁in ▁the ▁Las ▁Veg as ▁Crime ▁Lab , ▁not ing ▁that , ▁should ▁Sid le ▁reject ▁the ▁promotion ▁she ▁is ▁going ▁to ▁be ▁offered , ▁Will ows ▁will ▁accept ▁it ▁in ▁lieu ▁of ▁her ▁former ▁colle ague . ▁ ▁The ▁series ▁ends ▁with ▁the ▁newly ▁promoted ▁Sid le , ▁upon ▁hearing ▁a ▁recording ▁of ▁Gr iss om ▁conf ess ing ▁his ▁love ▁for ▁her , ▁sail ing ▁from ▁the ▁Port ▁of ▁San ▁Diego ▁with ▁Gr iss om . ▁ ▁De leted ▁scenes ▁Off - screen , ▁Sid le ▁res ign s , ▁and ▁Will ows ▁is ▁h ired ▁as ▁lab ▁director . ▁Sc enes ▁were ▁fil med ▁to ▁explicitly ▁dep ict ▁the ▁transition , ▁although ▁they ▁were ▁cut ▁from ▁the ▁a ired ▁episode . ▁A ▁second ▁scene , ▁featuring ▁Will ows ▁and ▁her ▁daughter , ▁was ▁also ▁deleted ; ▁in ▁it , ▁Will ows ▁inform s ▁Lind sey ▁that ▁she ▁should ▁only ▁res ign ▁if ▁she ▁does ▁not ▁feel ▁like ▁" K ing ▁Kong ▁on ▁c oca ine " ▁following ▁her ▁first ▁arrest . ▁She ▁then ▁inform s ▁Lind sey ▁that ▁Hol ly ▁G rib bs ▁was ▁killed ▁in ▁the ▁line ▁of ▁duty . ▁A ▁third ▁deleted ▁scene ▁shows ▁Russell ▁visit ing ▁Fin lay ' s ▁grave . ▁ ▁Cast ▁ ▁Production ▁ ▁The ▁finale ▁was ▁shot ▁over ▁ 1 7 ▁days . ▁Fil ming ▁for ▁the ▁principal ▁cast ▁began ▁on ▁July ▁ 2 9 , ▁ 2 0 1 5