Episode 4: 'The One-Armed Man' (Story Code '1004') by Robert Engels

Doctor Jacoby tells Agent Cooper that he suspects Leo Johnson of killing Laura. Regional Bureau Chief Gordon Cole contacts Agent Cooper regarding Agent Rosenfield’s report. Josie Packard overhears Ben Horne and Catherine Martell conspiring against her. Deputy Hawk tracks down the One-Armed Man. Agent Cooper learns of Sarah Palmer’s vision of her daughter’s murderer, and discovers that the bird that attacked Laura belonged to Jacques Renault. Norma Jennings attends the parole board for her husband, Hank, who later makes a threatening phone call to Josie. Audrey Horne decides to start her own investigation into Laura’s death.

Kyle MacLachlan (Special Agent Dale Cooper), Michael Ontkean (Sheriff Harry S. Truman), Madchen Amick (Shelly Johnson), Dana Ashbrook (Bobby Briggs), Richard Beymer (Benjamin Horne), Lara Flynn Boyle (Donna Marie Hayward), Sherilyn Fenn (Audrey Horne), Warren Frost (Doctor William Hayward), Peggy Lipton (Norma Jennings), James Marshall (James Hurley), Everett McGill (Ed Hurley), Jack Nance (Pete Martell), Ray Wise (Leland Palmer), Joan Chen (Jocelyn ‘Josie’ Packard), Piper Laurie (Catherine Martell), Eric Da Re (Leo Johnson), Harry Goaz (Deputy Andy Brennan), Michael Horse (Deputy ‘Hawk’ Hill), Sheryl Lee (Laura Palmer / Madeleine Ferguson), Russ Tamblyn (Doctor Lawrence Jacoby), Grace Zabriskie (Sarah Palmer), Chris Mulkey (Hank Jennings), Jed Mills (Mr. Mooney), Kimmy Robertson (Lucy Moran), Mary Bond Davis (Female Parole Board Member # 1), Mary Chalon (Female Parole Board Member # 2), James Graven (Male Parole Board Member), Adele Gilbert (Midge Loomer), Al Strobel (One-Armed Man), Erika Anderson (Emerald), Lance Davis (Chet), David Lynch (Voice of Regional Bureau Chief Gordon Cole)*
*(Uncredited)

Directed by Tim Hunter
Produced by Gregg Fienberg
Executive Producers Mark Frost and David Lynch

TX:
US TX - 3rd May 1990

Notes:
*Featuring FBI Agent Dale Cooper, Sheriff Harry S. Truman and the townsfolk of Twin Peaks