Mark Frost Creator David Lynch Creator Kyle MacLachlan Special Agent Dale Cooper Actor Michael Ontkean Sheriff Harry S. Truman Actor Mädchen Amick Shelly Johnson Actor Dana Ashbrook Bobby Briggs Actor Richard Beymer Benjamin Horne Actor Lara Flynn Boyle Donna Hayward Actor Sherilyn Fenn Audrey Horne Actor Warren Frost Dr. Will Hayward Actor Peggy Lipton Norma Jennings Actor James Marshall James Hurley Actor Everett McGill Big Ed Hurley Actor Jack Nance Pete Martell Actor Kimmy Robertson Lucy Moran Actor Ray Wise Leland Palmer Actor Joan Chen Jocelyn Packard Actor Piper Laurie Catherine Martell, Mr. Tojamura Actor Eric DaRe Leo Johnson Actor Harry Goaz Deputy Andy Brennan Actor Michael Horse Deputy Tommy "Hawk" Hill Actor Sheryl Lee Laura Palmer, Maddy Ferguson Actor Russ Tamblyn Dr. Lawrence Jacoby Actor Wendy Robie Nadine Hurley Actor Don S. Davis Maj. Garland Briggs Actor Grace Zabriskie Sarah Palmer Actor Catherine E. Coulson The Log Lady Actor