Paul Le Mat
Role: John Milner
Cindy Williams
Role: Laurie Bolander
Candy Clark
Role: Debbie Dunham
Charles Martin Smith
Role: Terry "Terry the Toad" Fields
Mackenzie Phillips
Role: Carol / Rainbow
Bo Hopkins
Role: Little Joe
Ron Howard
Role: Steve Bolander
Will Seltzer
Role: Andy Henderson
Mary Kay Place
Role: Teensa
James Houghton
Role: Sinclair
Richard Bradford
Role: Major Creech
Manuel Padilla Jr.
Role: Carlos
Carol Ann Williams
Role: Vikki
Monica Tenner
Role: Moonflower
Country Joe McDonald
Role: Country Joe and the Fish
Barry Melton
Role: Country Joe and the Fish
Robert Hogins
Role: Country Joe and the Fish
Robert Flurie
Role: Country Joe and the Fish
Peter Albin
Role: Country Joe and the Fish
Harold Aceves
Role: Country Joe and the Fish
Wolfman Jack
Role: Himself
Rosanna Arquette
Role: Girl in Commune
Eric Barnes
Role: Sergeant Dutton
Becky Bedoy
Role: Girl in Bus
Buzz Borelli
Role: The Freak
Patrick Burns
Role: Musician #1
Tim Burrus
Role: Slick Eddie
George Cantero
Role: Guard
Chet Carter
Role: Race Starter
Dion M. Chesse
Role: Delivery Man
Mark Courtney
Role: Kevin Bolander
Michael Courtney
Role: Teddy Bolander
Denny Delk
Role: Police Sergeant
Frankie Di
Role: Trophy Girl
Steve Evans
Role: Race Announcer
Nancy Fish
Role: Police Matron
Rocky Flintermann
Role: The Neighbor
Michael Frost
Role: Musician #2
Paul G. Hensler
Role: Lieutenant
Julie Anna Hicks
Role: Child in Commune
Robert Hirschfeld
Role: Delivery Man
Jay Jacobus
Role: Congressman
Naomi Judd
Role: Girl in Bus
Leslie Gay Leace
Role: Girl in Bus
Delroy Lindo
Role: Army Sergeant
Sandra Rider
Role: Girl in Commune
Kevin Rodney Sullivan
Role: Lieutenant
Morgan Upton
Role: Mr. Hunt
Dan Woodworth
Role: Student Leader
Darrell Mapson
Role: Draft Protestor (uncredited)
Harrison Ford
Role: Officer Bob Falfa (uncredited)