The X-Files › Season 5

S5 E19: Folie à Deux

Mulder is held hostage inside an office where a man claims his boss is a monster and has clouded all their minds while he turns them into zombies one by one, which is disbelieved until Mulder opens his mind and allows himself to see it too.

Air date	May 10, 1998
Runtime	46 minutes
TMDB rating	★ 7.9/10