Two Flew Over the Cuckoo's Nest is the seventh episode of Season 6 of Three's Company, and the 107th overall episode of the series. Written by Shelley Zellman and directed by Dave Powers, it first aired 10 November 1981 on ABC.
Summary[]
Terri and her friend, Dr. Tom Miller, decide to have dinner out but first they make a stop at the trio's apartment. Jack and Janet meet Tom and misunderstand. They think that he is a patient of the psychiatric ward of the hospital. Meanwhile, it's been a long day for Tom and as he unwinds it only convinces Jack and Janet that he's a little off. Jack and Janet try to keep them from leaving and eventually end up following them to the restaurant thinking Terri is in danger.