"Episode 21", or, "Double Play" is the fourteenth episode of the second season of Twin Peaks and the twenty-second episode overall.
A chess pawn is found in the mouth of the dead man. Cooper accurately predicts that a stab wound would be found on the body. Hawk announces that he found one set of footprints leading to and away from the sheriff's station. Cooper explains his undoubting belief that Windom Earle is responsible for the crime.
Shelly calls for Leo as the lights in their home pulsate. She tries to escape from him, but cannot open the front door. She makes a dash for the back door, but is hit by Leo's wheelchair. Unable to open the door, she finds a kitchen knife, She cuts a hole in the home's unfinished wall and calls for help, but Leo throws her to the floor. Bobby soon arrives as Leo approaches Shelly with an ax. Hearing her screams, Bobby goes inside and just as Leo prepares to kill Shelly, he tries to disarm him, but is pinned to the wall. Shelly finds the kitchen knife again and stabs Leo, who then escapes.
Harry confirms to Cooper his mutual belief that Earle was responsible for the murder, and offers to let Cooper investigate the case, as he was still considered a deputy. Hawk announces that Hank Jennings was not at the buy due to being in the hospital, claiming to have been hit by a bus, and that he had been charged with several parole violations. He also informs them of Leo coming to and attacking Shelly.
At the Double R Diner, Ed talks to Doctor Hayward about Nadine's wish to start dating boys. Hayward suggests giving her a curfew. Norma then brings Ed an extra serving of potatoes, and the doctor asks why Donna took the car to see James, and Ed explains she was taking him money. Doc leaves and Norma tells Ed that Hank was in the hospital after having a tree fall on him. Ed clarifies that this tree was actually Nadine beating him up, and the two then discuss their plans for finally being together.
Evelyn goes to James' room to find that he has been packing, though she attempts to make him stay.
Cooper observes a chessboard, explaining to Harry that he and Windom played chess every day for three years, Earle winning every game. Cooper then explains his affair with Earle's wife Caroline and his belief that it was Windom himself who murdered her.
Donna arrives at Wallies Hideout and orders a coffee. Evelyn sits nearby and hears Donna ask the bartender about James. Evelyn explains to him the work he did for her, but tells Donna that he left the previous day for Mexico.
Ben toys with his miniature Civil War re-enactment with Doctor Jacoby as Jerry arrives to see his brother's current state for the first time. Jacoby explains that Ben much reach a victory for the Confederacy to return to a normal state. Ben raises a flag and begins singing "Dixie" with Jacoby.
Major Briggs stumbles into the sheriff's station, asks to see the sheriff, and collapses. He is given water and meets with Truman and Cooper, and confides in them that he did not believe the Air Force's search for the White Lodge was not pure, and that he believes he had been there during his disappearance. After predicting a "great trouble," he leaves and said that he would be "in the shadows," he left. Andy then came to retrieve the other lawmen to show them to Lana so that Jacoby could explain her high sexual drive, rather than a curse. As Jacoby and Lana leave to go bowling, they are ambushed by Mayor Dwayne Milford, still seeking to avenge his brother. Cooper has Milford and Lana talk alone in the conference room. The rest of the men wait outside for a moment and go back inside to find Milford's face covered in lip prints, announcing his and Lana's plans to adopt a child.
Catherine Martell shows Pete to the still-living Andrew Packard, which surprises him. They tell him that they predicted the attempt on Andrew's life by Thomas Eckhardt and faked his death, feeling that Pete did not need to know.
Hayward explains to Andy and Dick that Nicky was conceived by an assault on his immigrant mother, who died in childbirth and that the orphaned Nicky went on to lose his loving foster parents in a car accident. This story moves Andy and Dick to tears.
As James prepares to leave, Evelyn comes to beg for him to stay, though James believes it is wrong. She tells him she loves him, then law enforcement show up at the home, Evelyn saying that Jeffrey died in an accident. James realizes that he was being framed for this murder, which Evelyn says was planned by Malcolm. James escapes the home and finds Donna.
Leo walks through the woods until he stumbles upon a cabin. Upon going inside, a man introduces himself to Leo as Windom Earle.
- Kyle MacLachlan as Special Agent Dale Cooper
- Michael Ontkean as Sheriff Harry S. Truman
- Madchen Amick as Shelly Johnson
- Dana Ashbrook as Bobby Briggs
- Richard Beymer as Benjamin Horne
- Lara Flynn Boyle as Donna Hayward
- Sherilyn Fenn as Audrey Horne
- Warren Frost as Dr. Will Hayward
- Peggy Lipton as Norma Jennings
- James Marshall as James Hurley
- Everett McGill as Big Ed Hurley
- Jack Nance as Pete Martell
- Kimmy Robertson as Lucy Moran
- Joan Chen as Jocelyn Packard (credit only)
- Piper Laurie as Catherine Martell
- Eric Da Re as Leo Johnson
- Harry Goaz as Deputy Andy Brennan
- Michael Horse as Deputy Tommy "Hawk" Hill
- Kenneth Welsh as Windom Earle
- Russ Tamblyn as Dr. Lawrence Jacoby
Guest Starring Edit
- David Patrick Kelly as Jerry Horne
- Ian Buchanan as Dick Tremayne
- Robyn Lively as Lana Budding Milford
- Don Davis as Maj. Garland Briggs
- Annette McCarthy as Evelyn Marsh
- David Warner as Thomas Eckhardt
- Dan O'Herlihy as Andrew Packard
- Ron Blair as Randy St. Croix
- Craig MacLachlan as The Dead Man
- Hannah Kozak as Utility Stunt (Shelly Johnson)
- Jon Epstein as Utility Stunt