阿尔·帕西诺

Al Pacino

饰：弗兰克 Officer Frank Serpico

F·默里·亚伯拉罕

Fahrid Murray Abraham

饰：侦探合作伙伴 Detective partner (uncredited)

杰克·基欧

Jack Kehoe

饰：汤姆 Tom Keough

比夫·麦奎尔

Biff McGuire

饰：Capt. Insp. McClain

科妮莉娅·夏普

Cornelia Sharpe

饰：Leslie Lane

托尼·罗伯茨

Tony Roberts

饰：Bob Blair

艾伦·瑞奇

Allan Rich

饰：Dist. Atty. Herman Tauber

达米恩·里克

Damien Leake

饰：Joey

约翰·斯图尔特

John Stewart

饰：Waterman

Woodie King Jr.

饰：Larry

内森·乔治

Nathan George

饰：Lt. Nate Smith

理查德·弗让吉

Richard Foronji

饰：Rudy Corsaro

Lewis J. Stadlen

饰：Jerry Berman

Ted Beniades

饰：Al Sarno

艾米特·沃尔什

M. Emmet Walsh

饰：Chief Gallagher

约翰·布兰登

John Brandon

饰：Police lieutenant (uncredited)

James Bulleit

James Bulleit

饰：Det. Styles (uncredited)

Frank Gio

饰：Police lieutenant (uncredited)

Trent Gough

饰：Cop (uncredited)

理查德·库斯

Richard Kuss

饰：Detective (uncredited)

肯尼思·麦克米伦

Kenneth McMillan

饰：Charlie (uncredited)

斯蒂芬·皮尔曼

Stephen Pearlman

饰：Desk sergeant (uncredited)

杰米·桑切兹

Jaime Sánchez

饰：Cop (uncredited)

特雷西·沃特

Tracey Walter

饰：Street Urchin (uncredited)

约翰·兰道夫

John Randolph

饰：Chief Sidney Green

Barbara Eda-Young

饰：Laurie

John Medici

饰：Pasquale

Norman Ornellas

饰：Don Rubello

爱德华·格罗弗

Edward Grover

饰：Insp. Lombardo (as Ed Grover)

艾伯特·亨德森

Albert Henderson

饰：Peluce

汉克盖瑞特

Hank Garrett

饰：Malone

Joseph Bova

饰：Potts (as Joe Bova)

吉恩·格罗斯

Gene Gross

饰：Capt. Tolkin

詹姆斯·托根

James Tolkan

饰：Lt. Steiger (as James Tolkin)

艾德·克劳利

Ed Crowley

饰：Barto

Bernard Barrow

饰：Insp. Roy Palmer

Sal Carollo

饰：Mr. Serpico

Mildred Clinton

饰：Mrs. Serpico

Gus Fleming

饰：Dr. Metz

艾伦·诺斯

Alan North

饰：Brown

John McQuade

饰：Insp. Kellogg

John Lehne

饰：Insp. Gilbert

George Ede

饰：Deputy Chief Insp. Daley

Charles White

饰：Commissioner Delaney

唐·比利特

Don Billett

饰：Detective threatening Serpico (uncredited)

Raleigh Bond

Raleigh Bond

饰：(uncredited)

Roy Cheverie

饰：Cop (uncredited)

萨姆·科波拉

Sam Coppola

饰：Cop (uncredited)

勒内·恩里克斯

René Enríquez

饰：Cervantes teacher (uncredited)

Paul E. Guskin

饰：Police Academy classmate (uncredited)

贾德·赫希

Judd Hirsch

饰：Cop (uncredited)

托尼·洛·比安科

Tony Lo Bianco

饰：Cop (uncredited)

George Loros

饰：Det. Glover (uncredited)

Tim Pelt

饰：Black hood (uncredited)

William Pelt

饰：Black hood (uncredited)

Franklin Scott

饰：Black prisoner (uncredited)

汤姆·西尼奥雷利

Tom Signorelli

饰：Bookmaker (uncredited)

玛丽·路易丝·韦勒

Mary Louise Weller

饰：Girl (uncredited)

Marjorie Eliot

饰：Rape Victim (uncredited)

Al Henderson

Al Henderson

饰：Peluce (as Al Henderson)

Hank Garret

饰：Malone

康纳德·福克斯

Conard Fowkes

饰：Cop - Narcotics Raid (uncredited)

Bianca Bakija

饰：(uncredited)

Tim Pell

饰：Black Hood (uncredited)

Jay Rasumny

Jay Rasumny

饰：Television Cameraman (uncredited)

Ben Slack

饰：Detective Sitting at Desk (uncredited)