Steven Anderson

Abby becomes fixated on solving a murder; DiNozzo's latest fling leads to an interesting Halloween.

Lewis refuses the job as chief resident for next year. Weaver is appointed attending physician. Hathaway quits her job and threatens to leave Shep if he refuses counseling.

Vivien gives birth. Tate and Violet attempt to rid the house of some of its ghosts for good.

A political scandal and a severe case of cold feet threaten Kitty and Robert's wedding day; Isaac (Danny Glover) distracts Nora from her romance with Stan (Chevy Chase); Holly gets a surprise visit from an old friend (Ken Olin).

Scully fears that she and another pregnant women will give birth to alien babies.

A seemingly unstoppable Billy Miles begins killing scientists performing genetic research – then targets Scully.