Air date: 1990-09-30

Runtime: 95 min

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.

Air date: 1990-10-06

Runtime: 47 min

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

Air date: 1990-10-13

Runtime: 48 min

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

Air date: 1990-10-20

Runtime: 47 min

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

Air date: 1990-10-27

Runtime: 48 min

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

Air date: 1990-11-03

Runtime: 48 min

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

Air date: 1990-11-10

Runtime: 48 min

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

Air date: 1990-11-17

Runtime: 48 min

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

Air date: 1990-12-01

Runtime: 47 min

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

Air date: 1990-12-08

Runtime: 48 min

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

Air date: 1990-12-15

Runtime: 48 min

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

Air date: 1991-01-12

Runtime: 47 min

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

Air date: 1991-01-19

Runtime: 47 min

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.

Air date: 1991-02-02

Runtime: 47 min

The rivalry between Cooper and Earle is revealed.

Air date: 1991-02-09

Runtime: 47 min

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

Air date: 1991-02-16

Runtime: 48 min

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

Air date: 1991-03-28

Runtime: 46 min

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

Air date: 1991-04-04

Runtime: 47 min

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

Air date: 1991-04-11

Runtime: 47 min

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

Air date: 1991-04-18

Runtime: 46 min

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

Air date: 1991-06-10

Runtime: 47 min

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

Air date: 1991-06-10

Runtime: 51 min

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