* ActorAllusion: Ariane comments how Frank Flanngan has [[Film/HighNoon the face of a cowboy]]. On an even more meta-level, Ariane's criticism of her appearance mirrors one Creator/AudreyHepburn often voiced of herself.
* FakeNationality: Creator/AudreyHepburn, born to British and Dutch parents playing the French Ariane.
* WhatCouldHaveBeen: Creator/BillyWilder wanted either Creator/YulBrynner or Creator/CaryGrant for Frank Flanngan.