Twin Peaks - Season 3 - Eps 5: Part 5
“Case files.” Coop is still trapped as Dougie, going through the motions, as his doppelganger schemes in jail. Meanwhile, new information on Major Garland Briggs turns up.
About Twin Peaks

Title: Twin Peaks
First Air Date: 1990-04-08
Last Air Date: 2017-09-03
Status: Ended
Rating: 8.334/10 (from 2180 votes)
Language: EN
Seasons: 4
Total Episodes: 48
Network: ABC Showtime
Genres: Drama, Mystery
Production Companies: Spelling Entertainment, Lynch/Frost Productions, Propaganda Films
Synopsis
The body of Laura Palmer is washed up on a beach near the small Washington state town of Twin Peaks. FBI Special Agent Dale Cooper is called in to investigate her strange demise only to uncover a web of mystery that ultimately leads him deep into the heart of the surrounding woodland and his very own soul.
Cast

Kyle MacLachlan
Dougie Jones / Dale Cooper