Special Agent Dale Cooper
Sheriff Harry S. Truman
Shelly Johnson
Bobby Briggs
Benjamin Horne
Donna Hayward
Audrey Horne
Dr. Will Hayward
Norma Jennings
James Hurley
Big Ed Hurley
Pete Martell
Leland Palmer
Jocelyn Packard
Catherine Martell
Laura Palmer / Maddy Ferguson
Nadine Hurley
Dr. Lawrence Jacoby
Leo Johnson
Eileen Hayward
Deputy Andy Brennan
Mike Nelson
Deputy Tommy 'Hawk' Hill
Sarah Palmer
George Wolchezk
Dwayne Milford
Biker Scotty
Johnny Horne
Sylvia Horne
Lucy Moran
Harriet Hayward
Maj. Garland Briggs
Betty Briggs
Maria Pulaski
Ronnette Pulaski
Father Hutchings
Joey
Gilman White
Margaret Honeycutt
Dr. Shelvy
Alice Brady
Mrs. Jackson
Girl Singer
Sven Jorgenson
Heidi
Janek Pulaski
Janice Hogan
Max Hartman
Hotel Employee
The Log Lady
One-Armed Man
BOB
The Man From Another Place
Harry Wilson
Nurse Greta
Road House Band Member (uncredited)
Road House Band Member (uncredited)