Episodes and Original Air Dates
Season 1 (ABC)
- Pilot, “Northwest Passage” (April 8, 1990).
- Written by Mark Frost and David Lynch. Directed by David Lynch.
- Episode 1, “Traces to Nowhere” (April 12, 1990).
- Written by Mark Frost and David Lynch. Directed by Duwayne Dunham.
- Episode 2, “Zen, or the Skill to Catch a Killer” (April 19, 1990).
- Written by Mark Frost and David Lynch. Directed by David Lynch.
- Episode 3, “Rest in Pain” (April 26, 1990).
- Written by Harley Peyton. Directed by Tina Rathborne.
- Episode 4, “The One-Armed Man” (May 3, 1990).
- Written by Robert Engels. Directed by Tim Hunter.
- Episode 5, “Cooper’s Dreams” (May 10, 1990).
- Written by Mark Frost. Directed by Lesli Linka Glatter.
- Episode 6, “Realization Time” (May 17, 1990).
- Written by Harley Peyton. Directed by Caleb Deschanel.
- Episode 7, “The Last Evening” (May 23, 1990).
- Written and directed by Mark Frost.
Season 2 (ABC)
- Episode 8, “May the Giant Be With You” (September 30, 1990).
- Story by Mark Frost and David Lynch. Teleplay by Mark Frost. Directed by David Lynch.
- Episode 9, “Coma” (October 6, 1990).
- Written by Harley Peyton. Directed by David Lynch.
- Episode 10, “The Man Behind Glass” (October 13, 1990).
- Written by Robert Engels. Directed by Lesli Linka Glatter.
- Episode 11, “Laura’s Secret Diary” (October 20, 1990).
- Written by Jerry Stahl and Mark Frost and Harley Peyton and Robert Engels. Directed by Tom Holland.
- Episode 12, “The Orchid’s Curse” (October 27, 1990).
- Written by Barry Pullman. Directed by Graeme Clifford.
- Episode 13, “Demons” (November 3, 1990).
- Written by Harley Peyton and Robert Engels. Directed by Lesli Linka Glatter.
- Episode 14, “Lonely Souls” (November 10, 1990).
- Written by Mark Frost. Directed by David Lynch.
- Episode 15, “Drive with a Dead Girl” (November 17, 1990).
- Written by Scott Frost. Directed by Caleb Deschanel.
- Episode 16, “Arbitrary Law” (December 1, 1990).
- Written by Mark Frost and Harley Peyton and Robert Engels. Directed by Tim Hunter.
- Episode 17, “Dispute between Brothers” (December 8, 1990).
- Written by Tricia Brock. Directed by Tina Rathborne.
- Episode 18, “Masked Ball” (December 15, 1990).
- Written by Barry Pullman. Directed by Duwayne Dunham.
- Episode 19, “The Black Widow” (January 12, 1991).
- Written by Harley Peyton and Robert Engels. Directed by Caleb Deschanel.
- Episode 20, “Checkmate” (January 19, 1991).
- Written by Harley Peyton. Directed by Todd Holland.
- Episode 21, “Double Play” (February 2, 1991).
- Written by Scott Frost. Directed by Uli Edel.
- Episode 22, “Slaves and Masters” (February 9, 1991).
- Written by Harley Peyton and Robert Engels. Directed by Diane Keaton.
- Episode 23, “The Condemned Woman” (February 16, 1991).
- Written by Tricia Brock. Directed by Lesli Linka Glatter.
- Episode 24, “Wounds and Scars” (March 28, 1991).
- Written by Barry Pullman. Directed by James Foley.
- Episode 25, “On the Wings of Love” (April 4, 1991).
- Written by Harley Peyton and Robert Engels. Directed by Duwayne Dunham.
- Episode 26, “Variations on Relations” (April 11, 1991).
- Written by Mark Frost and Harley Peyton. Directed by Jonathan Sanger.
- Episode 27, “The Path to the Black Lodge” (April 18, 1991).
- Written by Harley Peyton and Robert Engels. Directed by Stephen Gyllenhaal.
- Episode 28, “Miss Twin Peaks” (June 10, 1991).
- Written by Barry Pullman. Directed by Tim Hunter.
- Episode 29, “Beyond Life and Death” (June 10, 1991).
- Written by Mark Frost and Harley Peyton and Robert Engels. Directed by David Lynch.
The Return (Showtime, all cowritten by Mark Frost and David Lynch and directed by David Lynch)
- Part 1, “My Log Has a Message For You” (May 21, 2017).
- Part 2, “The Stars Turn and a Time Presents Itself” (May 21, 2017).
- Part 3, “Call for Help” (May 28, 2017).
- Part 4, “. . . Brings Back Some Memories” (May 28, 2017).
- Part 5, “Case Files” (June 4, 2017).
- Part 6, “Don’t Die” (June 11, 2017).
- Part 7, “There’s a Body All Right” (June 18, 2017).
- Part 8, “Gotta Light?” (June 25, 2017).
- Part 9, “This Is the Chair” (July 9, 2017).
- Part 10, “Laura Is the One” (July 16, 2017).
- Part 11, “There’s Fire Where You Are Going” (July 23, 2017).
- Part 12, “Let’s Rock” (July 30, 2017).
- Part 13, “What Story Is That, Charlie?” (August 6, 2017).
- Part 14, “We Are Like the Dreamer” (August 13, 2017).
- Part 15, “There’s Some Fear in Letting Go” (August 20, 2017).
- Part 16, “No Knock, No Doorbell” (August 27, 2017).
- Part 17, “The Past Dictates the Future” (September 3, 2017).
- Part 18, “What Is Your Name?” (September 3, 2017).