Three versions in film The Sandpiper. Later Paul Francis Webster added lyrics. Academy Award winner. Johnny Mandel also wrote Theme From M.A.S.H.
Tony Bennett [love theme in film The Sandpiper; vocal version]
Juliette Gréco [as Le Sourire de mon amour]
Astrud Gilberto [idem]
Hundreds of versions during the bossa nova craze. The writing of this song was commissioned twice. Unbeknown of each other's assignment, two songwriting teams competed on the same job. On the losing side was Johnny Mercer, so he never could stand this song. "By the way", he witfully noticed, "The Shadow Of Your Smile, is that suggesting the lady's got a mustache or something?"