Ned Merrill
Burt Lancaster
Julie Ann Hooper
Janet Landgard
Howard Graham
Charles Drake
Chauffeur
Bernie Hamilton
Mr. Halloran
House Jameson
Jack Finney
Jimmy Joyce
Kevin Gilmartin
Michael Kearney
Stu Forsburgh
Richard McMurray
Lillian Hunsacker
Jan Miner
Cynthia
Diana Muldaur
Vernon
Keri Oleson
Joan
Joan Rivers
Shirley Abbott
Janice Rule
Mrs. Hammar
Cornelia Otis Skinner
Henry Biswanger
Dolph Sweet
Grace Biswanger
Louise Troy
Helen Westerhazy
Diana Van der Vlis
Biswangers' Pool Party Guest (uncredited)
Philip Bruns
Muffie (uncredited)
Alva Celauro
Man at Pool Party (uncredited)
John Cheever
Matron at the Biswangers' Pool (uncredited)
Lisa Daniels
Denny (uncredited)
Hugh Franklin
Bunkers' Pool Party Guest (uncredited)
John Gerstad
Donald Westerhazy
Tony Bickley
Lifeguard (uncredited)
Dennis McMullen
Woman at Pool Party (uncredited)
Eleanor Perry
Frank Perry
Enid Bunker (uncredited)
Marilyn Langner
Ray Mason
Peggy Forsburgh
Marge Champion
Mrs. Halloran
Nancy Cushman
Howie Hunsacker
Bill Fiore
Sylvia Finney
Rose Gregorio
Ticket Seller
David Garfield
Betty Graham
Kim Hunter
Executive Producer
Sam Spiegel
Director
Producer
Editor
Sidney Katz
Story
Original Music Composer
Marvin Hamlisch
Screenplay
Executive In Charge Of Production
Joseph Manduke
Makeup Artist
Enrico A. Cortese
Second Unit Director of Photography
Felix Trimboli
Carl Lerner
Pat Somerset
Director of Photography
David L. Quaid
Art Direction
Peter Dohanos
Property Master
Thomas Wright
Colorist
Andrew Drapkin
Script Supervisor
Barbara Robinson
Production Assistant
Florence Nerlinger
Driver
Lorenzo Porricelli
Second Assistant Director
Ted Zachary
Sound Mixer
Willard W. Goodman
Sound Editor
Jack Fitzstephens
Roger H. Lewis
Scenic Artist
Stanley Cappiello
Assistant Director
Michael Hertzberg
Gaffer
Richard Falk
John Jiras
Conductor
Jack Hayes
Hairstylist
Ed Callaghan
Clay Lambert
Additional Photography
Michael Nebbia
Orchestrator
Wardrobe Designer
Anna Hill Johnstone
Leo Shuken
Dialogue Coach
Thom Conroy
Key Grip
Alan Stetson