导演 道格拉斯·杰弗里·麦格拉思

Truman Capote 托比·琼斯

Nelle Harper Lee 桑德拉·布洛克

Perry Smith 丹尼尔·克雷格

Bennett Cerf 彼得·波格丹诺维奇

Alvin Dewey 杰夫·丹尼尔斯

Slim Keith 霍普·戴维斯

Kitty Dean 格温妮斯·帕特洛

Marella Agnelli 伊莎贝拉·罗塞里尼

Diana Vreeland 朱丽叶·史蒂文森

Babe Paley 西格妮·韦弗

Jack Dunphy 约翰·本杰明·海基

Dick Hickock 李·佩斯

El Morocco Band Rey Arteaga

El Morocco Band Justin Sherburn

El Morocco Band Andrew Halbreich

Gore Vidal Michael Panes

William Shawn Frank G. Curcio

D.A.'s Secretary Terri Merritt Bennett

Reporter 1 Mitch Baker

Reporter 2 Grant James

Waitress Sheila Bailey

Man on Street Richard Dillard

Desk Clerk Norman Bennett

Clifford Hope 马可·佩雷拉

Marie Dewey Bethlyn Gerard

Delores Hope 利比·维拉利

Paul Dewey Joey Basham

Ellen Bechner Marian Aleta Jones

Nancy Hickey Terri Zee

Andy Erhart Richard Andrew Jones

Everett Ogburn 布莱恩·舒普

Charles McAtee Brady Coleman

Prisoner 1 Paul Wright

Prisoner 2 Turk Pipkin

Lee Andrews Ray Gestaut

Piano Player Joe Cordi

Bill Paley Lee Ritchey

Tex Smith Brett Brock

Flo Smith Leticia Trejo

Young Perry 布雷迪·亨德

Young Truman Zachary Burnett

Herb Clutter Brent A. McCoy

Bonnie Clutter Gail Cronauer

Kenyon Clutter Austin Chittim

Nancy Clutter Morgan Farris

Judge Tate Dennis Letts

Foreman Gabriel Folse

Prison Guard 1 Charles Mooneyhan

Prison Guard 2 J.D. Young

Chaplain Steve Flanagin

Doctor Michael D. Conway