Zodiac Evidance Forum

Here's your chance to Ask Zodiac author Robert Graysmith a question

Robert was the resident cartoonist at the San Francisco Chronicle at the time of the Zodiac killings and like many, became obsessed with the case, starting his own investigation of the evidence which has now become the foundation of the film.

Visit http://zodiacevidence.co.uk/ and click on the telephone to open the forum, then submit you question to Zodiac author Robert Graysmith.