纽约警察弗兰克·塞尔皮科揭发了警队内部猖獗的腐败现象，却反遭同僚排挤孤立。
Al Pacino
Officer Frank Serpico
John Randolph
Sidney Green
Jack Kehoe
Tom Keough
Biff McGuire
Captain McClain
Barbara Eda-Young
Laurie
Cornelia Sharpe
Leslie Lane
Tony Roberts
Bob Blair
John Medici
Pasquale
Allan Rich
D. A. Tauber
Norman Ornellas
Rubello
Edward Grover
Lombardo
Albert Henderson
Peluce
Hank Garrett
Malone
Damien Leake
Joey
