Martin Sheen

Eddie Zigo

Héctor Elizondo

Father George

Matt Clark

John Hubbard

Jennifer Salt

Ann Zigo

Eddie Egan

Tom Duncan

Robert Trebor

David Berkowitz

Val Avery

Guido Pressano

Joe Spinell

Jim Halsey

Victor Arnold

Nick Zigo

Ann Talman

Susan Zigo

Vince Grant

Ed Zigo Jr.

Bernie McInerney

Dr. Miller

Dick Latessa

'Boss' Tom Messenger

Sam McMurray

Morrison

Paul Jabara

Henry

Larry Atlas

Dan

Beege Barkette

Henry's Wife

Jim Borrelli

Tisch

James Canning

Roberts

Jane Cronin

Woman with Dog

Gina DeAngeles

Grandmother

Rosemary De Angelis

Nina

Harold Guskin

Hospital Administrator

Lucinda Jenney

Mary

Sugar Johnson

Young Boy

Eriq La Salle

Bobby

Joe Lisi

Patrolman

John McCurry

Toll Taker

Kate Mulligan

Kate

Pam Nahal

Sharon

Antonia Rey

Madame Elena

Vincent Russo

Ringleader

Ann Sachs

Betty

Lauren Sautner

Little Girl

John Scott Martin

Hector

Marvin Scott

Marvin Scott

Ben Siegler

Steve

Andrew Spathis

Constantine

Fritz Sperberg

Young Doctor

D. B. Sweeney

Mike

Mark Tenore

Kenny

Mickey Treanor

Donahue

Martin Vidnovic

Karl

Olivia Ward

Nurse #1

Caryn West

Ronnie / Veronica

Ed Zigo

Primary Negotiator

Thomas Calabro

Zigo's Nephew (uncredited)

Joe Chiaramonte

Tommy (uncredited)

Valerie Swift

Hooker (uncredited)

Jude Ciccolella

Detective O'Malley (uncredited)

Daniel Ahearn

Task Force Cop (uncredited)

Charlie Sheen

Man Shaving (uncredited)

Sonny Grosso

Man in Restaurant (uncredited)