Name	Known for
Gary L. Stewart Self Self See fewer	Erin Burnett OutFront (2011)
Susan Mustafa Self - Author Self - Author See fewer	The Most Dangerous Animal of All (2020)
Gianrico Pierucci Self - SFPD Homicide Inspector 1987-2017 Self - SFPD Homicide Inspector 1987-2017 See fewer	The Most Dangerous Animal of All (2020)
Zach Fechheimer Self - Private Investigator Self - Private Investigator See fewer	The Most Dangerous Animal of All (2020)
David Fechheimer Self - Private Investigator Self - Private Investigator See fewer	Hammett (1982)
Duffy Jennings Self - SF Chronicle Reporter 1967-1980 Self - SF Chronicle Reporter 1967-1980 See fewer	The Most Dangerous Animal of All (2020)
Frank Falzon Self - SFPD Homicide Detective 1972-1999 Self - SFPD Homicide Detective 1972-1999 See fewer	The Doodler (2021)
Craig Silverman Self - Media Editor, Buzzfeed News Self - Media Editor, Buzzfeed News See fewer	Unclickable (2024)
Jude Gilford Self - Gary's Birth Mother Self - Gary's Birth Mother See fewer	The Most Dangerous Animal of All (2020)
Lyn Overton Self - Jude's Sister Self - Jude's Sister See fewer	The Most Dangerous Animal of All (2020)
Michael Signorelli Self - Book Editor, The Most Dangerous Animal of All Self - Book Editor, The Most Dangerous Animal of All See fewer	Flatscreen (2012)
Michael Wakshull Self - Forensic Document Examiner Self - Forensic Document Examiner See fewer	The Most Dangerous Animal of All (2020)
Patricia Fisher Self - Forensic Document Examiner Self - Forensic Document Examiner See fewer	The Most Dangerous Animal of All (2020)
Kelly Carroll Self - SFPD Homicide Detective 1980-2012 Self - SFPD Homicide Detective 1980-2012 See fewer	Zodiac (2007)
Harry Phillips Self - Producer, ABC News Self - Producer, ABC News See fewer	Primetime (1989)
David Van Nuys Self - Co-Author of 'This Is the Zodiac Speaking' (as David Van Nuys PhD) Self - Co-Author of 'This Is the Zodiac Speaking' (as David Van Nuys PhD) See fewer	The Most Dangerous Animal of All (2020)
Kristy Stewart Self - Gary's Wife Self - Gary's Wife See fewer	The Most Dangerous Animal of All (2020)
Kyle DeCamp Earl Van Best Jr. Earl Van Best Jr. See fewer	The Most Dangerous Animal of All (2020)
Edward Flagir Self (archive footage) (as Minister Edward Flagir) Self (archive footage) (as Minister Edward Flagir) See fewer
John Hennessey Self - SFPD Lieutenant (archive footage) Self - SFPD Lieutenant (archive footage) See fewer
Katelyn Kapocsi Judy Chandler Judy Chandler See fewer	Indigo Valley (2020)
William Lohmus Self - Earl Van Best's Friend (archive footage) Self - Earl Van Best's Friend (archive footage) See fewer
David Toschi Self - SFPD Lead Zodiac Investigator (archive footage) Self - SFPD Lead Zodiac Investigator (archive footage) See fewer	Zodiac (2007)
Earl Van Best Jr. Self (archive footage) Self (archive footage) See fewer	BuzzFeed Unsolved: True Crime (2016)