Sean Connery

as Duke Anderson

Dyan Cannon

as Ingrid

Martin Balsam

as Haskins

Ralph Meeker

as Police Captain 'Iron Balls' Delaney

Alan King

as Pat Angelo

Christopher Walken

as The Kid

Val Avery

as Parelli aka Socks

Dick Anthony Williams

as Spencer

Garrett Morris

as Officer Everson

Stan Gottlieb

as Pop

Paul Benjamin

as Jimmy

Anthony Holland

as Psychologist

Richard B. Shull

as Werner

Conrad Bain

as Dr. Rubicoff

Margaret Hamilton

as Miss Kaler

Judith Lowry

as Mrs. Hathaway

Max Showalter

as Bingham

Janet Ward

as Mrs. Bingham

Scott Jacoby

as Jerry Bingham

Norman Rose

as Longene

Meg Myles

as Mrs. Longene

John Call

as O'Leary

Raoul Kraushaar

as D'Medico

John Braden

as Vanessi

Paula Trueman

as Nurse

Michael Miller

as First Agent

Michael Prince

as Johnson

Frank Macetta

as Papa Angelo

Jack Doroshow

as Eric - Decorator Tenant

Michael Clary

as Eric's Friend

Hildy Brooks

as Receptionist

Robert Dagney

as Doctor

Bradford English

as T.V. Watcher

Reid Cruickshanks

as Judge

Tom Signorelli

as Sync Man

Carmine Caridi

as Detective

Michael Fairman

as Sergeant Claire

George Patelis

as Detective B

William J. Daprato

as Detective C

Sam Coppola

as Private Detective

Mary Boylan

as Bus Station Lady (uncredited)

Bruce Brown

as Policeman (uncredited)

James Forster

as Sergeant (uncredited)

Charles Frank

as Ambulance Attendant (uncredited)

Al Kirk

as Thief (uncredited)

Tom Nobles

as Police Lieutenant (uncredited)