When an erring wife's supposedly dead lover turns up an amnesiac, it's her unsuspecting shrink husband who's enlisted to get those memories back.
| Actor | Role |
|---|---|
 Jean SebergKay Stanton | Kay Stanton |
 Honor BlackmanDaphne Fields | Daphne Fields |
 Sean GarrisonMark Dominic | Mark Dominic |
 Arthur HillNeil Stanton | Neil Stanton |
 Grégoire AslanInsp. DeFargo | Insp. DeFargo |
 Peter RobbinsTimmy Stanton | Timmy Stanton |
 Donald WoodsMr. Singer | Mr. Singer |
 Walter ReedHendricks | Hendricks |
 Albert CarrierTravel Agent | Travel Agent |
 Lomax StudyAlbie | Albie |
 Richard AngarolaGivet | Givet |
 Georgette AnysLouise | Louise |