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 Eric DaRe Leo Johnson Actor Harry Goaz Deputy Andy Brennan Actor Michael Horse Deputy Tommy "Hawk" Hill Actor Sheryl Lee Maddy Ferguson Actor Grace Zabriskie Sarah Palmer Actor Wendy Robie Nadine Hurley Actor Al Strobel Phillip Michael Gerard Guest Star David Lynch FBI Regional Bureau Chief Gordon Cole Guest Star, Director Piper Laurie Mr. Tojamura Actor Gary Hershberger Mike Nelson Guest Star Catherine E. Coulson The Log Lady Actor Julee Cruise Singer Guest Star Carel Struycken Giant Guest Star Hank Worden Waiter Guest Star Dave Bean Sheriff's Deputy Guest Star Chris Morrissey Barfly Guest Star Frank Silva Bob Guest Star Mark Frost Writer