The Willards from Terre Haute, Indiana travels abroad for the once-in-a-lifetime vacation in Paris, France. Harry Willard believes that the greatest problem will be avoiding tap water, but bringing his three children will prove to be more troublesome
Fred MacMurray
Harry Willard
Jane Wyman
Katherine "Katie" Willard
Michael Callan
Nick O'Mara
Deborah Walley
Amy Willard
Jessie Royce Landis
Countessa 'La Comtesse' DuFresne
Tommy Kirk
Elliott Willard
Georgette Anys
Madame Clebert
Kevin Corcoran
Skipper Willard
