Jack Lemmon

George Kellerman

Sandy Dennis

Gwen Kellerman

Sandy Baron

Lenny Moyers

Anne Meara

Purse Snatching Victim in Police Station

Robert Nichols

Passenger

Ann Prentiss

Airline Stewardess

Ron Carey

Barney Polacek, Cab Driver in Boston

Philip Bruns

Officer Meyers

Graham Jarvis

Murray the mugger

Carlos Montalbán

Manuel Vargas

Robert King

Agent in Boston

Johnny Brown

Waiter in Train

Dolph Sweet

Police Sgt Kavalefski

Thalmus Rasulala

Police Officer

Jon Korkes

Looter

Robert Walden

Looter

Dort Clark

Man on Train

Richard Libertini

Baggage Man - Boston

Paul Dooley

Day Desk Clerk at Hotel

Anthony Holland

Desk Clerk Night

Billy Dee Williams

Clifford Robinson, Lost & Found Clerk

Bob Bennett

Man in Phone Booth - Boston

Paul Jabara

Hippie (uncredited)

Ray Ballard

Maxwell Glanville

Milt Kamen

Norma Jean Kron

Alfred Mazza

Thomas McGowan

Merrie Lynn Ross

Arthur Tovey

Arthur Hiller

Director

Arthur Jeph Parker

Set Decoration

Neil Simon

Screenplay

Walter H. Tyler

Art Direction

Sharleen Rassi

Hairstylist

Dan Perri

Title Designer

Norbert Haring

Grip

Andrew Laszlo

Director of Photography

Fred A. Chulack

Editor

Quincy Jones

Original Music Composer

William A. Farley

Hairstylist

Dennis Maitland

Sound Recordist

Don Record

Title Designer

Alan DeWitt

Dialogue Coach

William W. Gray

Production Manager

Paul Nathan

Producer

Clay Lambert

Makeup Artist

Charles Bailey

Art Direction

Peter R. Scoppa

First Assistant Director

Elden Ruberg

Sound Recordist

Dale Hutchinson

Production Manager