Bob Hope
Parker Ballantine
Lucille Ball
Angela Ballantine
Marilyn Maxwell
Ivy London
Rip Torn
Dion Kapakos
Jessie Royce Landis
Charlotte Orr aka Charlie
John Dehner
S.P. Champlain
Jim Backus
Dr. William Von Hagedorn
Ricky Kelman
John Ballantine
Dorothy Green
Mrs. Margaret Champlain
Marie Windsor
Sally Orr
Joseph Gallison
Philip "Phil" Yardley
Joan Shawlee
Marge Orr
Richard Deacon
Harvey Rittenhouse
Jerome Cowan
Joe Rosenfield
Donald Losby
Geoffrey Von Hagedorn
Lurene Tuttle
Mother in "Sisters Three"
Ernestine Wade
Thelma
Stanley Adams
Bartender
John Alban
Audience Member (uncredited)
Leon Alton
Audience Member (uncredited)
Pamela Austin
Daughter (uncredited)
Walter Bacon
Audience Member (uncredited)
Bill Baldwin
Man on the Radio (voice) (uncredited)
Brandon Beach
Audience Member (uncredited)
Kathy Bennett
Daughter (uncredited)
Mary Benoit
Woman (uncredited)
Willie Bloom
Audience Member (uncredited)
Nesdon Booth
Man (uncredited)
Paul Bradley
Audience Member (uncredited)
Tex Brodus
Audience Member (uncredited)
Joe Brooks
Catcher (uncredited)
Ivan Browning
Audience Member (uncredited)
Theona Bryant
Beauty Operator (uncredited)
Robert Buckingham
Spectator (uncredited)
Judy Cannon
Spectator (uncredited)
Ahna Capri
Daughter (uncredited)
Gordon Carveth
Spectator (uncredited)
Louis Cavalier
Little League Rooter (uncredited)
Dick Cherney
Audience Member (uncredited)
Beulah Christian
Audience Member (uncredited)
Charles Cirillo
Audience Member (uncredited)
Michael Cirillo
Spectator (uncredited)
Stephen Coit
Waiter at Sardi's (uncredited)
Bud Cokes
Audience Member (uncredited)
Paul Cristo
Audience Member (uncredited)
Oliver Cross
Audience Member (uncredited)
Lillian Culver
Woman (uncredited)
Russell Custer
Audience Member (uncredited)
Roy Damron
Audience Member (uncredited)
Richard Davies
Spectator (uncredited)
Harry Denny
Spectator (uncredited)
George DeNormand
Party Guest (uncredited)
Mimi Dillard
Maid (uncredited)
Richard Durham
Robert DeMartin (uncredited)
Leoda Richards
Lady On Airport Escelator
Grace Lee Whitney
Minor Role
James Flavin
Security Guard (uncredited)
Sam Flint
Little League Rooter (uncredited)
George Ford
Audience Member (uncredited)
Thomas E. Jackson
Joe, the Stage Doorman (uncredited)
Mike Lally
Audience Member at 'Sisters Three' (uncredited)
William Meader
Audience Member (uncredited)
Harold Miller
First Nighter in Audience (uncredited)
Ray Montgomery
Actor in 'Week End' (uncredited)
Jack Mower
Audience Member (uncredited)
Sol Murgi
Audience Member (uncredited)
William H. O'Brien
Audience Member (uncredited)
Murray Pollack
Audience Member (uncredited)
Tony Regan
Party Guest (uncredited)
Clark Ross
Restaurant Patron (uncredited)
Cosmo Sardo
Audience Member (uncredited)
Charles Sherlock
Audience Member (uncredited)
Hal Smith
Drunk (uncredited)
Ron Stokes
Partygoer (uncredited)
Arthur Tovey
Audience Member (uncredited)
Ralph Volkie
Audience Member (uncredited)
Tom Wilson
First Nighter in Audience (uncredited)
Jack Sher
Screenplay
Ira Levin
Theatre Play
Don Weis
Director
Russell Llewellyn
Assistant Director
Stanley Jones
Sound
Arthur Morton
Orchestrator
Frank P. Rosenberg
Producer
Edith Head
Costume Design
William L. Kuehl
Set Decoration
George Duning
Original Music Composer
Charles Lang
Director of Photography
Edward Carrere
Art Direction
William H. Ziegler
Editor
Max Factor
Makeup Artist
Gordon Bau
Makeup Artist
Irma Kusely
Hairstylist
Jean Burt Reilly
Hairstylist
Joan Joseff
Other