Martin Sheen

as Eddie Zigo

Héctor Elizondo

as Father George

Matt Clark

as John Hubbard

Jennifer Salt

as Ann Zigo

Eddie Egan

as Tom Duncan

Robert Trebor

as David Berkowitz

Val Avery

as Guido Pressano

Joe Spinell

as Jim Halsey

Victor Arnold

as Nick Zigo

Ann Talman

as Susan Zigo

Vince Grant

as Ed Zigo Jr.

Bernie McInerney

as Dr. Miller

Dick Latessa

as 'Boss' Tom Messenger

Sam McMurray

as Morrison

Paul Jabara

as Henry

Larry Atlas

as Dan

Beege Barkette

as Henry's Wife

Jim Borrelli

as Tisch

James Canning

as Roberts

Jane Cronin

as Woman with Dog

Gina DeAngeles

as Grandmother

Rosemary De Angelis

as Nina

Harold Guskin

as Hospital Administrator

Lucinda Jenney

as Mary

Sugar Johnson

as Young Boy

Eriq La Salle

as Bobby

Joe Lisi

as Patrolman

John McCurry

as Toll Taker

Kate Mulligan

as Kate

Pam Nahal

as Sharon

Antonia Rey

as Madame Elena

Vincent Russo

as Ringleader

Ann Sachs

as Betty

Lauren Sautner

as Little Girl

John Scott Martin

as Hector

Marvin Scott

as Marvin Scott

Ben Siegler

as Steve

Andrew Spathis

as Constantine

Fritz Sperberg

as Young Doctor

D. B. Sweeney

as Mike

Mark Tenore

as Kenny

Mickey Treanor

as Donahue

Martin Vidnovic

as Karl

Olivia Ward

as Nurse #1

Caryn West

as Ronnie / Veronica

Ed Zigo

as Primary Negotiator

Thomas Calabro

as Zigo's Nephew (uncredited)

Joe Chiaramonte

as Tommy (uncredited)

Valerie Swift

as Hooker (uncredited)

Jude Ciccolella

as Detective O'Malley (uncredited)

Daniel Ahearn

as Task Force Cop (uncredited)

Charlie Sheen

as Man Shaving (uncredited)

Sonny Grosso

as Man in Restaurant (uncredited)