The small northwest town of Twin Peaks, Washington is shaken up when the body of the Homecoming Queen, Laura Palmer, is discovered washed up on a riverbank, wrapped in plastic.

Agent Dale Cooper and Sheriff Harry Truman discover more about the troubled secret life of the murdered Laura Palmer.

Agent Cooper demonstrates an unusual deductive technique for the Twin Peaks Sheriff's Department.

The people of Twin Peaks gather together to attend the funeral of Laura Palmer.

Cooper and Truman try to find The One-Armed Man.

Cooper and Truman discover a crime scene in the woods.

Dr. Jacoby gets a phone call from Laura Palmer.

The investigation of Laura Palmer's murder reaches a terrifying conclusion.

In the aftermath of the incident at the Great Northern Hotel, the investigation into Laura Palmer's death continues, and information is provided from an unexpected source.

Cooper receives some unsettling news, while Audrey continues to work undercover as a hostess at One Eyed Jacks in Canada.

Donna meets with Harold Smith, a recluse who may be the key to solving Laura's murder.

Ben Horne asks Cooper for help in rescuing Audrey, and Donna uncovers a significant piece of evidence at Harold Smith's home.

Donna, after discovering that Harold has Laura's secret diary, hatches a risky plan with Maddy to steal it from his home.

Cooper and Truman cross over into Canada to rescue Audrey, but not all goes according to plan.

Maddy prepares to leave Twin Peaks, Pete uncovers the truth behind Tojamura's intentions, and Cooper receives a devastating message.

Ben receives an unwelcome surprise, Norma's mother arrives in Twin Peaks with a new husband, and Bob covers his tracks.

Cooper attempts to locate Laura's killer after the discovery of another victim.

Blaming Cooper for the death of his brother, Jean Renault plots his revenge as the eccentric FBI agent prepares to leave Twin Peaks.

With Major Briggs missing, Cooper and Truman look for answers.

The investigation into the disappearance of Major Briggs continues, while Bobby tails Hank Jennings at the request of a mentally unstable Ben Horne.

Major Briggs has no memory of the place he was taken, but now has an odd tattoo on his neck. Andy and Dick break into Little Nicky's files. Mike and Nadine begin an affair. Evelyn asks James to kill her husband.

The rivalry between Cooper and Earle is revealed.

Agent Cooper finds out who shot him and gets help with his deadly chess game against Windom Earle.

Ed proposes to Norma; James and Donna say good-bye; and Audrey meets her fated one.

Cooper is attracted to a beautiful, reclusive woman as Truman grieves over Josie's death.

Cooper takes the sheriff's department on a midnight spelunking adventure, and Truman finds himself in the deadly embrace of a naked woman.

While Cooper and Truman try to unlock the secret of Owl Cave, the Miss Twin Peaks contest draws hot competition.

While romance blooms for Cooper and Annie, Donna finds a scrapbook that's full of surprises.

Cooper and the officers prepare for Windom Earle to make his move at the Miss Twin Peaks contest.

Cooper must overcome his deepest fears as he enters the Black Lodge to save Annie from Windom Earle.

A man observes a mysterious glass box, South Dakota Police discover a hideous crime and Hawk receives a cryptic message about Special Agent Dale Cooper.

Hawk searches for something in the woods while Cooper learns that his fate in the Black Lodge may not be sealed after all.

Cooper calls for help. Agents Gordon Cole, Albert Rosenfield and Tammy Preston investigate the glass box murders.

Coop assumes the life of Dougie Jones, as Gordon and Agents Rosenfield and Preston investigate the situation surrounding Coop's doppelganger.

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.

Gordon Cole instructs Albert to meet with an old contact. Hawk makes a discovery involving 'the missing piece' that will help him find Coop. Janey-E fixes Dougie's gambling debt, while Coop is still struggling to put what he knows about his past and the Black Lodge into words. Tragedy strikes after a drug deal takes place.

Cooper and Janey-E are in for a violent surprise at the Lucky 7 office. Meanwhile, Gordon and Albert try enlisting Diane to figure out the mystery of the man they believe to be Cooper in jail.

Coop's doppelganger faces a life or death situation. In 1945, a bomb is dropped and modern man's evil is epitomized.

More about Dougie Jones comes to light after an attempt on his life. Meanwhile, Gordon Cole discovers connections to Cooper concerning a Blue Rose case and Major Garland Briggs.

The Mitchum brothers find out more about Dougie Jones. In Twin Peaks, Richard Horne's committing horrible acts, and Hawk gets more clues from the Log Lady.

The set-up involving the Mitchum brothers and Dougie reaches its climax while even stranger things start to happen to both the FBI team and the Twin Peaks Sheriff's Department.

An old FBI case gets new recruits after many years while well-known residents of Twin Peaks face problems.

Dougie comes home bearing gifts while Anthony is sent on a risky mission, Evil Cooper wants revenge.

Gordon remembers an important moment from his past. Andy, Bobby, Hawk and Truman go to the forest. James hears a story about a glove on his birthday. An unknown facet of Sarah is revealed.

Big Ed and Norma have a relationship breakthrough. Evil Cooper tries to reconnect with an old friend, while Dougie Jones reaches an electrifying discovery.

Dougie's loved ones care for him in the hospital, and Mr. C heads towards the coordinates. Meanwhile, Diane makes a confession to the FBI.

Cooper arrives in Twin Peaks.

Cooper and Diane drive 430 miles. Cooper attempts to help a troubled woman he believes to be Laura Palmer.