Paul Le Mat John Milner Cindy Williams Laurie Bolander Candy Clark Debbie Dunham Charles Martin Smith Terry "Terry the Toad" Fields Mackenzie Phillips Carol / Rainbow Bo Hopkins Little Joe Ron Howard Steve Bolander Scott Glenn Newt Mary Kay Place Teensa James Houghton Sinclair Richard Bradford Major Creech Manuel Padilla Jr. Carlos Ralph Wilcox Felix Doug Sahm Bobbie John Brent Ralph Country Joe McDonald Country Joe and the Fish Peter Albin Country Joe and the Fish Wolfman Jack Himself Rosanna Arquette Girl in Commune Tom Baker Cop #1 Gil Christner Ed Paul Le Mat John Milner Cindy Williams Laurie Bolander Candy Clark Debbie Dunham Charles Martin Smith Terry "Terry the Toad" Fields Mackenzie Phillips Carol / Rainbow Bo Hopkins Little Joe Ron Howard Steve Bolander Scott Glenn Newt Mary Kay Place Teensa James Houghton Sinclair Richard Bradford Major Creech Manuel Padilla Jr. Carlos Ralph Wilcox Felix Doug Sahm Bobbie John Brent Ralph Country Joe McDonald Country Joe and the Fish Peter Albin Country Joe and the Fish Wolfman Jack Himself Rosanna Arquette Girl in Commune Tom Baker Cop #1 Gil Christner Ed Nancy Fish Police Matron Jon Gries Ron Erik Holland Ole Naomi Judd Girl in Bus Delroy Lindo Army Sergeant Kevin Rodney Sullivan Lieutenant Morgan Upton Mr. Hunt Harrison Ford Officer Bob Falfa (uncredited) Darrell Mapson Draft Protestor (uncredited) Paul Le Mat John Milner Cindy Williams Laurie Bolander Candy Clark Debbie Dunham Charles Martin Smith Terry "Terry the Toad" Fields Mackenzie Phillips Carol / Rainbow Bo Hopkins Little Joe Ron Howard Steve Bolander Scott Glenn Newt Mary Kay Place Teensa James Houghton Sinclair Richard Bradford Major Creech Manuel Padilla Jr. Carlos Ralph Wilcox Felix Doug Sahm Bobbie John Brent Ralph Country Joe McDonald Country Joe and the Fish Peter Albin Country Joe and the Fish Wolfman Jack Himself Rosanna Arquette Girl in Commune Tom Baker Cop #1 Gil Christner Ed Nancy Fish Police Matron Jon Gries Ron Erik Holland Ole Naomi Judd Girl in Bus Delroy Lindo Army Sergeant Kevin Rodney Sullivan Lieutenant Morgan Upton Mr. Hunt Harrison Ford Officer Bob Falfa (uncredited) Darrell Mapson Draft Protestor (uncredited) Paul Le Mat John Milner Cindy Williams Laurie Bolander Candy Clark Debbie Dunham Charles Martin Smith Terry "Terry the Toad" Fields Mackenzie Phillips Carol / Rainbow Bo Hopkins Little Joe Ron Howard Steve Bolander Scott Glenn Newt Mary Kay Place Teensa James Houghton Sinclair Richard Bradford Major Creech Manuel Padilla Jr. Carlos Ralph Wilcox Felix Doug Sahm Bobbie John Brent Ralph Country Joe McDonald Country Joe and the Fish Peter Albin Country Joe and the Fish Wolfman Jack Himself Rosanna Arquette Girl in Commune Tom Baker Cop #1 Gil Christner Ed Nancy Fish Police Matron Jon Gries Ron Erik Holland Ole Naomi Judd Girl in Bus Delroy Lindo Army Sergeant Kevin Rodney Sullivan Lieutenant Morgan Upton Mr. Hunt Harrison Ford Officer Bob Falfa (uncredited) Darrell Mapson Draft Protestor (uncredited)