Warren Beatty
Joseph Frady
Paula Prentiss
Lee Carter
William Daniels
Austin Tucker
Walter McGinn
Jack Younger
Hume Cronyn
Bill Rintels
Kelly Thordsen
Sheriff L.D. Wicker
Chuck Waters
Thomas Richard Linder
Earl Hindman
Deputy Red
William Joyce
Senator Charles Carroll
Betty Murray
Mrs. Charles Carroll
Bill McKinney
Parallax Assassin
Jo Ann Harris
Chrissy - Frady's Girl
Ted Gehring
Schecter - Hotel Clerk
Lee Pulford
Shirley - Brunet Salmontail Bar Girl
Doria Cook-Nelson
Gale - Blond Salmontail Bar Girl
Jim Davis
George Hammond
Joan Lemmo
Organist
Kenneth Mars
Former FBI Agent Will
William Jordan
Tucker's Aide
Edward Winter
Senator Jameson
Stacy Keach, Sr.
Commission Spokesman #1
Ford Rainey
Commission Spokesman #2
Alma Beltran
Joy Holder
Richard Bull
Parallax Goon
Suzanne Cohane
Stewardess
Ronda Copland
Girl
Joe Di Reda
Ralph Scoletta
Patsy Garrett
Woman
Penelope Gillette
Woman
Robert P. Lieb
Senator Gillingham
William Swan
Herbert Moon
John S. Ragin
Buster Himan
Vernon Weddle
Harry Lutz
Anthony Zerbe
Prof. Nelson Schwartzkopf (uncredited)