 Dianne LakeSelf - Manson Family Member | Self - Manson Family Member |
| GGregg JakobsonSelf - Los Angeles Songwriter | Self - Los Angeles Songwriter |
 Phil KaufmanSelf - Charles Manson Associate | Self - Charles Manson Associate |
| SStephen DesperSelf - Beach Boys' In-House Engineer | Self - Beach Boys' In-House Engineer |
| EErnie KnappSelf - West Coast Guitarist | Self - West Coast Guitarist |
 Charles MansonSelf (archive footage) | Self (archive footage) |
 Roman PolanskiSelf (archive footage) | Self (archive footage) |
| SSimon WellsSelf - Charles Manson Biographer | Self - Charles Manson Biographer |
 Jeff GuinnSelf - Charles Manson Biographer | Self - Charles Manson Biographer |
| DDomenic PrioreSelf - Author, 'Riot on the Sunset Strip' | Self - Author, 'Riot on the Sunset Strip' |
 Thomas ArnoldNarrator (voice) | Narrator (voice) |
 Bob DylanSelf (archive footage) | Self (archive footage) |
 George HarrisonSelf (archive footage) | Self (archive footage) |
 John F. KennedySelf (archive footage) | Self (archive footage) |
 Robert F. KennedySelf (archive footage) | Self (archive footage) |
 Martin Luther King Jr.Self (archive footage) | Self (archive footage) |
 Timothy LearySelf (archive footage) | Self (archive footage) |
 John LennonSelf (archive footage) | Self (archive footage) |
 Paul McCartneySelf (archive footage) | Self (archive footage) |
 Jim MorrisonSelf (archive footage) | Self (archive footage) |
 Richard NixonSelf (archive footage) | Self (archive footage) |
 Ronald ReaganSelf (archive footage) | Self (archive footage) |
 Ringo StarrSelf (archive footage) | Self (archive footage) |
 Frank ZappaSelf (archive footage) | Self (archive footage) |
