An accidental slip reveals that a happily married couple were intimate before marriage.
David Niven
as Chris Walters
Mitzi Gaynor
as Alice Walters
Carl Reiner
as Bud
Loring Smith
as Arthur Gans
Monique van Vooren
as Jeanette Revere
Phyllis Povah
as Lillian Gans
Patty Duke
as Debbie Walters
Kevin Coughlin
as Oakie Walters
Elizabeth Wilson
as Millie
David Doyle
as Hotel Desk Clerk
Don Grusso
as Johnson TV delivery man
Joseph Sirola
as Waiter at El Morocco (uncredited)
