▁to ▁which ▁the ▁character ▁Dr . ▁Tem per ance ▁B ren nan ▁rep lies ▁with ▁her ▁catch ▁phrase , ▁" I ▁don ' t ▁know ▁what ▁that ▁means ". ▁ ▁In ▁the ▁pilot , ▁B ren nan ▁reve als ▁she ▁is ▁ignor ant ▁of ▁The ▁X - Files ▁when ▁Bo oth ▁remarks , ▁" We ' re ▁S cul ly ▁and ▁Mul der ." ▁ ▁Production ▁details ▁Despite ▁the ▁fact ▁that ▁the ▁series ▁is ▁set ▁in ▁Washington , ▁D . C ., ▁film ing ▁of ▁the ▁pilot ▁and ▁subsequent ▁episodes ▁primarily ▁took ▁place ▁in ▁Los ▁Angeles , ▁California . ▁Foot age ▁of ▁Washington , ▁D . C . ▁was ▁shot ▁by ▁the ▁second ▁unit ▁with ▁body ▁doubles . ▁The ▁first ▁scene ▁featuring ▁the ▁characters ▁Ang ela ▁Mont en eg ro ▁and ▁Dr . ▁Tem per ance ▁B ren nan ▁inside ▁Washington ▁D ul les ▁International ▁Airport ▁was ▁actually ▁shot ▁at ▁Los ▁Angeles ▁Convention ▁Center , ▁while ▁the ▁opening ▁shot ▁of ▁a ▁plane ▁landing ▁was ▁taken ▁from ▁foot age ▁fil med ▁at ▁Ron ald ▁Re agan ▁Washington ▁National ▁Airport . ▁ ▁Series ▁cre ator ▁and ▁writer ▁Hart ▁Hans on ▁describes ▁the ▁murder ▁victim ▁at ▁the ▁center ▁of ▁the ▁episode ▁as ▁a ▁" Ch andra - Le vy - type ▁con gression al ▁intern ". ▁The ▁story ▁all udes ▁to ▁the ▁power ▁of ▁polit icians ▁and ▁allowed ▁Hans on ▁to ▁establish ▁the ▁character ▁of ▁Dr . ▁Tem per ance ▁B ren nan , ▁who ▁is ▁driven ▁to ▁find ▁the ▁truth ▁despite ▁the ▁bar riers ▁presented