Based on the real case of "The Zodiac Killer."
Roger Cross, Gwynyth Walsh, Tom McBeath, Brent Stait, Stephen E. Miller, Carly McKillip, Don MacKay, Campbell Lane, Mikal Dughi, Larry Musser, William B. Davis, Doug Abrahams, Andrew Airlie, Mitchell Kosterman, Jonathan Palis, Pat Bermel, Matt Hill, Alf Humphreys, Don Thompson, Jason Griffith, and Cameron K. Smith, all also appeared on The X-Files (1993).