 The series finale featured the most cast members in the opening  credits sequence: David Duchovny (qv) (Fox Mulder),  Gillian Anderson (I) (qv) (Dana Scully), Robert Patrick (I) (qv)  (John Doggett), Annabeth Gish (qv) (Monica Reyes), and  Mitch Pileggi (qv) (Walter Skinner), a total of 5.