HRAJí
Beth Tedrow
Self - Friend of the Clutter Family- Larry Welch
Self - Director, Kansas Bureau of Investigation 19 - Kevin Bascue
Self - Sheriff of Finney County - Gwyneth Frack
Self - Niece of Herb & Bonnie Clutter - Paul Dewey
Self - Son of Al Dewey - Luke Daigle
Dick Hickock - Charles Shields
Harper Lee Biographer - Charlie Troutner
Self - President, Edgerton Historical Society - Don Cullivan
Self - Friend of Perry Smith - Connie Penick
Self - Friend of Nancy Clutter - Linda LeBert-Corbello
Self - Biographer of David Hickock, Dick's Brother - Gerald Clarke
Self - Diana Edwards
Self - Niece of Herb & Bonnie Clutter - Larry Thomas
Self - KBI Assistant Director - Bob Rupp
Self - Boyfriend of Nancy Clutter - Corbin Crable
Self - Journalist and Professor Kansas City - Steve Quakenbush
Self - Executive Director Finney County Historical - Mitchell Jones
Self - Defense Psychiatrist Trial of Smith & Hicko - Jewell James
Self - Family Friend of Perry Smith - Jerry Collins
Self - Former Prison Guard - Anne Jones
Self - Friend of the Clutter Family - Carolyn Hammon
Self - Schoolmate of Dick Hickock - Bob Jones
Self - Friend of the Clutter Family - Mike Russell
Self - Journalist, KAKE News - Lorraine Cullivan
Self - Wife of Don Cullivan - Jon Craig
Self - Son of Former Sherriff of Finney County 
Scott Wilson
Dick
Quincy Jones
Self- Lillian Calihan
Self - Finney County Court Reporter - Brenda Currin
Nancy Clutter
Mlčení Jehňátek 
Policie Modrava 
Bláznivá střela 
