"All-American couple who try to bridge the generation gap with their free-spirited son on a trip, frisky business and misunderstandings galore ensue, all funny, vibrant and charming."
James Garner
as Grif
Debbie Reynolds
as Jenny
Maurice Ronet
as Phillipe
Terry-Thomas
as Gilbert Tilly
Paul Lynde
as The Purser
Marcel Dalio
as Louis
Gino Conforti
as Agatzi
Donald Losby
as Davey
Hilarie Thompson
as Bootsie
Alexandra Hay
as Gloria
Mary Michael
as Nancy Leigh
Walter Brooke
as Haskell Wax
Elena Verdugo
as Vera Wax
Ann Morgan Guilbert
as Bibi
Patty Regan
as Midge
Vito Scotti
as Cook
Christopher Ross
as Paul
Larry Hankin
as 1st Policeman
Jerry Riggio
as 2nd Policeman
Jack Colvin
as Assistant Chief
Leigh French
as Maria
Erin Moran
as Laurie
Heather Menzies
as Tour Girl
Sheila Leighton
as Agatzi Girl
Michael French
as Customer
Penny Marshall
Marilyn White
Luana Anders
Margot Nelson
Jerry Paris
as Umpire with Agatzi Girl (uncredited)
Marti Litis
Myrna Ross
Jenie Jackson
Sharon Cintron
Marjorie Dayne
Margie Duncan
Bea Bradley
Eve Bruce
Julie Hunter
Mary O'Brien
Erin O'Reilly
Arlene Parness
Terri Messina
as Tour Girl (as Terry Messina)
Jerry Belson
Producer
Helen Rose
Costume Design
Director
Muriel Resnik
Novel
Writer
Garry Marshall
Lucien Ballard
Director of Photography
Lynn Stalmaster
Casting
Bud Molin
Editor
Executive Producer
John R. Carter
Sound
Rosamonde Lytele
Patrick Williams
Music