This Is the Zodiac Speaking 17 years old

A documentary featuring interviews with the people involved with the Zodiac killings, covering every aspect of the investigation, including the original investigators and surviving victims.

Credits

This Is the Zodiac Speaking Cast

Name	Character
Pierre Bidou
George Bawart
Russell T. Butterbach

This Is the Zodiac Speaking Crew

Name	Department
David Prior as Director. He was 52 (now 69) years old	Directing