Season 12

November 14, 1998

Cases Profiled: James Johnson, Zodiac serial killer, Douglas Berry, Gregory Brown, Roy McColl, Andrea Baird, Michelle Delfi-Feliciano, Christina Williams

November 21, 1998

This episode features: John Addis, Michel Barrera, Stephanie Condon, David and Martha Crowe, Jonathon Goforth, Anna Palmer Murder Witness, Jose Silva, Eric Stein and Barry Zeltner.

December 5, 1998

This episode features: Amy Bradley, Michael Cleary, Carlos Chacon, Bernardo Martinaj, Ephraim Mistica, Rodrigo Leones, Dennis Rabbitt, Unknown Rodeo Molester, Robert Owens III, and Rosa Suarez

December 12, 1998

This episode features: Amber Creek Killer, James Kinney, Jeffrey Durham, and Donald Eary.

December 19, 1998

This episode features: Janette Piro Killer, Christopher Benedetto, James Kopp, Rachel Newhouse, Carlton Edwards, John Feiga, Orange Socks Jane Doe, Stephen Toussaint, Jimmy Turner, Michael Reese, Elrick Wynn

January 2, 1999

This episode features: Teresa Dickson's Killer(s, Jamie Edwards, Alvaro Ochoa, Mario Pallanga, Robert Jackson, Leah Rowlands' Killer and Shannon Schiber's Killer.

January 9, 1999

Cases Profiled: Shad Armstrong, Charles Brackett, Brown's Chicken killers, Linda Crouch, Roger Crouch, Alan Golder, Eugene Linder, Russette Medina, Melvin Menendez, Israel Rivera-Sanchez, David Schullman killer, Juan Reyes, Kenneth Armstrong, Mikelle Biggs, Travis Crouch