Walter Matthau

Sam Nash / Jesse Kiplinger / Roy Hubley

Maureen Stapleton

Karen Nash

Barbara Harris

Muriel Tate

Lee Grant

Norma Hubley

Louise Sorel

Miss McCormack

Dan Ferrone

bellboy

Jose Ocasio

room service waiter

Thomas Carey

Borden Eisler

Jenny Sullivan

Mimsey Hubley

Augusta Dabney

Mrs. Eisler

Alan North

Mr. Eisler

Neil Simon

Theatre Play

Arthur Hiller

Director

Ben Winkler

Sound

Frank Bracht

Editor

Maurice Jarre

Original Music Composer

Jack Bear

Costume Design

Arthur Lonergan

Production Design

David Dockendorf

Sound

Jack A. Marta

Director of Photography

Joan Phillips

Hairstylist

Neil Simon

Writer

Reg Allen

Set Decoration

Howard W. Koch

Producer

Gary Morris

Makeup Artist

Dan Perri

Title Designer