This Is the Zodiac Speaking Box of Secrets (Season 1, Episode 3)
TV Episode | Documentary, Crime

This Is the Zodiac Speaking

Box of Secrets (Season 1, Episode 3)

TV Episode | Documentary, Crime

A hoard of handwritten letters, kept in secret for decades, is revealed and offers a never-before-seen window into Allen's mindset and, more shockingly, incriminating details, which finally force the family to confront their suspicions.

Directors

Phil Lott | Ari Mark

Production Designer

Joseph P. Zubor

See all filmmakers & crew (25)

Edit Released

Updated Oct 23, 2024

Release date

Oct 23, 2024 (United States)

Contacts

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Cast	+ Add Cast
27 cast members

Name	Known for
Arthur Leigh Allen Self - Zodiac Suspect (archive footage) Self - Zodiac Suspect (archive footage) See fewer	BuzzFeed Unsolved: True Crime (2016)
David Seawater Self Self See fewer	This Is the Zodiac Speaking (2024)
Don Seawater Self Self See fewer	This Is the Zodiac Speaking (2024)
Connie Seawater Self Self See fewer	This Is the Zodiac Speaking (2024)
Robert Graysmith Self - Investigator and Author Self - Investigator and Author See fewer	Zodiac (2007)
Rita Williams Self - Former KYVU Reporter Self - Former KYVU Reporter See fewer	This Is the Zodiac Speaking (2024)
Hily Greene Self - Younger Sister of Seawaters Self - Younger Sister of Seawaters See fewer	This Is the Zodiac Speaking (2024)
Marlene Dodge Self - Younger Sister of Seawaters Self - Younger Sister of Seawaters See fewer	This Is the Zodiac Speaking (2024)
Tammie Lee Prueter Self - Connie's Daughter Self - Connie's Daughter See fewer	This Is the Zodiac Speaking (2024)
Don DiStefano Self - Zodiac Task Force, Vallejo PD 1990 - 2015 (as Det. Don DiStefano) Self - Zodiac Task Force, Vallejo PD 1990 - 2015 (as Det. Don DiStefano) See fewer	Murder on Middle Beach (2020)
Terry Poyser Self - Zodiac Investigator, Vallejo PD 2014 - 2018 Self - Zodiac Investigator, Vallejo PD 2014 - 2018 See fewer	This Is the Zodiac Speaking (2024)
Tom Voigt Self - Zodiac Researcher Self - Zodiac Researcher See fewer	Ulli Lommel's Zodiac Killer (2005)
David Prueter Self - Connie's Son Self - Connie's Son See fewer	This Is the Zodiac Speaking (2024)
Suzanna Ryan Self - Forensic Scientist Self - Forensic Scientist See fewer	This Is the Zodiac Speaking (2024)
Shirley Leonard Self - Friend of Linda Edwards Self - Friend of Linda Edwards See fewer	This Is the Zodiac Speaking (2024)
Phyllis Seawater Self - Mother (archive footage) Self - Mother (archive footage) See fewer
Cheri Jo Bates Self - Murder Victim (archive footage) Self - Murder Victim (archive footage) See fewer
Samuel Blake Self - Mathematician (archive footage) Self - Mathematician (archive footage) See fewer
Donald Cheney Self - Informant in 1969 (archive footage) Self - Informant in 1969 (archive footage) See fewer	Zodiac (2007)
Ted Cruz Self - Zodiac Suspect (in Memes) (archive footage) Self - Zodiac Suspect (in Memes) (archive footage) See fewer	Lady Ballers (2023)
Lester Holt Self - Host, NBC Nightly News with Lester Hot (archive footage) Self - Host, NBC Nightly News with Lester Hot (archive footage) See fewer	The Fugitive (1993)
Geraldo Rivera Self - Journalist (archive footage) Self - Journalist (archive footage) See fewer	Contact (1997)
David Fincher Self - Director, 'Zodiac' (archive footage) Self - Director, 'Zodiac' (archive footage) See fewer	Seven (1995)
Robert Downey Jr. Self - Actor, 'Zodiac' (archive footage) Self - Actor, 'Zodiac' (archive footage) See fewer	Iron Man (2008)
Mark Ruffalo Self - Actor, 'Zodiac' (archive footage) Self - Actor, 'Zodiac' (archive footage) See fewer	Spotlight (I) (2015)
John Carroll Lynch Self - Actor, 'Zodiac' (archive footage) Self - Actor, 'Zodiac' (archive footage) See fewer	The Founder (2016)
J.C. Smith Arthur Leigh Allen Arthur Leigh Allen See fewer	Love Kills (2024)