Name	Known for
Judy Muller Self - Narrator (voice) Self - Narrator (voice) See fewer	ABC World News Tonight with David Muir (1953)
Charles Manson Self Self See fewer	Once Upon a Time... in Hollywood (2019)
Vincent Bugliosi Self Self See fewer	Parkland (2013)
Dominick Dunne Self - Author Self - Author See fewer	Addicted to Love (1997)
Lynette 'Squeaky' Fromme Self Self See fewer	Manson (1973)
Steve Grogan Self (archive footage) Self (archive footage) See fewer	Manson (1973)
Leslie Van Houten Self (archive footage) Self (archive footage) See fewer	When Women Kill (1983)
Alvin Karpis Self (archive footage) (as Alvin Carpis) Self (archive footage) (as Alvin Carpis) See fewer	The American Gang Busters (1940)
Linda Kasabian Self (archive footage) Self (archive footage) See fewer	The Family: Inside the Manson Cult (2009)
Patricia Krenwinkel Self (archive footage) Self (archive footage) See fewer	Life After Manson (2014)
Delores Longwell Self - Manson Childhood Friend Self - Manson Childhood Friend See fewer	Biography (1987)
Roman Polanski Self Self See fewer	Chinatown (1974)
Shorty Shea Self (archive footage) Self (archive footage) See fewer
Dick Shoemaker Self - Former ABC News Correspondent Self - Former ABC News Correspondent See fewer	Good Guys Wear Black (1978)
David Smith Self - Haight Ashbury Free Clinic (as Dr. David Smith) Self - Haight Ashbury Free Clinic (as Dr. David Smith) See fewer	American Justice (1992)
Roger Smith Self - Manson Parole Officer, 1967-1968 Self - Manson Parole Officer, 1967-1968 See fewer	Auntie Mame (1958)
George Spahn Self (archive footage) Self (archive footage) See fewer	Manson (1973)
Sharon Tate Self (archive footage) Self (archive footage) See fewer	Valley of the Dolls (1967)
Charles 'Tex' Watson Self (archive footage) Self (archive footage) See fewer	Good Morning America (1975)
Susan Atkins Self (archive footage) (uncredited) Self (archive footage) (uncredited) See fewer	Breakfast (2000)
Abigail Folger Self (archive footage) (uncredited) Self (archive footage) (uncredited) See fewer
Voytek Frykowski Self (archive footage) (uncredited) Self (archive footage) (uncredited) See fewer
Leno LaBianca Self (archive footage) (uncredited) Self (archive footage) (uncredited) See fewer	What Happened After...? (2001)
Rosemary LaBianca Self (archive footage) (uncredited) Self (archive footage) (uncredited) See fewer
Steve Parent Self (archive footage) (uncredited) Self (archive footage) (uncredited) See fewer
Jay Sebring Self (archive footage) (uncredited) Self (archive footage) (uncredited) See fewer	Operation C.I.A. (1965)