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Last Updated - July 26, 2001
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Confirmed Zodiac Attack
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Possible Zodiac Attack
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Confirmed Zodiac Letter
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Possible Zodiac Letter
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Inactive Month
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Inactive Year
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October 30, 1966
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Cheri Jo Bates is murdered. |
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November, 1966
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December, 1966
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A poem about killing carved in a desk at Riverside City College Library |
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January, 1967
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February, 1967
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March, 1967
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April 30, 1967
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3 letters sent regarding victim Cheri Jo Bates. One letter sent to Riverside Press Enterprise. |
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May, 1967
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June, 1967
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July, 1967
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August, 1967
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September, 1967
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October, 1967
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November, 1967
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December, 1967
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January, 1968
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February, 1968
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March, 1968
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April, 1968
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May, 1968
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June, 1968
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July, 1968
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August, 1968
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September, 1968
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October, 1968
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November, 1968
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December 20, 1968
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David Faraday and Betty Lou Jensen are murdered. |
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January, 1969
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February, 1969
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March, 1969
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April, 1969
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May, 1969
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June, 1969
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July 4, 1969
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Darlene Ferrin and Mike Mageau are shot. Darlene dies, however Mike survives. |
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July 31, 1969
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3 letters sent regarding the Faraday/Jensen and Shepard/Hartnell with details of the crimes. One sent to the Times-Herald. Each letter contain the same message however each letter comes with a different cipher. The ciphers were cracked and reveal a maniacal message about how he enjoys killing |
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August 4, 1969
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The author calls himself Zodiac, and gives more details of the crimes. |
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September 27, 1969
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Cecilia Shepard and Brian Hartnell are stabbed multiple times at Lake Berryessa while picnicking. Cecilia died around a day later, however Brian survived and was able to provide a description of Zodiac's bizarre costume. |
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October 11, 1969
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Paul Stine is shot in the head and dies instantly in his cab. |
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October 13, 1969
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A letter is sent with a piece of Stine's bloody t-shirt. |
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November 8, 1969
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Dripping pen letter. |
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November 9, 1969
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Bus Bomb letter. He also writes about how he got away from the police during the Stine shooting. |
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December 20, 1969
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Zodiac sends a letter to attorney Melvin Belli asking for help. To prove he is the Zodiac, a piece of Stine's bloody shirt comes with the letter. |
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January, 1970
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February, 1970
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March 22, 1970
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Kathleen Johns is abducted by a man who looked like the Zodiac. Kathleen jumped out of the car and got away. The man went back and set her car on fire. |
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April 20, 1970
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"My name is" letter with a cipher. |
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April 28, 1970
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Dragon card. |
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May, 1970
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June 26, 1970
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Letter with bus bomb location cipher. |
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July 24, 1970
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Mikado letter. |
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July 26, 1970
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Zodiac takes credit for the Kathleen Johns abduction from March 22, 1970. He also describes other possible future victims but does not gives their names. |
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August, 1970
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September 6, 1970
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Donna Lass disappears and is never found. |
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October 27, 1970
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Halloween card. |
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November, 1970
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December, 1970
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January, 1971
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February, 1971
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March 13, 1971
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Zodiac claims to be crack proof. |
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April, 1971
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May, 1971
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June, 1971
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July, 1971
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August, 1971
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September, 1971
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October, 1971
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November, 1971
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December, 1971
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1972
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1973
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January 29, 1974
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Exorcist letter. |
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February, 1974
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March, 1974
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April, 1974
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May 8, 1974
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The author calls himself "a citizen". |
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June, 1974
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July 8, 1974
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The author calls himself "Red Phantom". |
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August, 1974
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September, 1974
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October, 1974
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November, 1974
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December, 1974
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1975
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1976
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1977
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January, 1978
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February, 1978
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March, 1978
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April 24, 1978
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The letter states "I am back with you". However this letter is believed to be forged, possibly an inside job. |
