In a swoon-worthy, never-before-seen photo taken by LIFE’s John Dominis, Steve McQueen kisses Natalie Wood’s hand as the actors meet to discuss their new big-screen project, 1963s Love With the Proper Stranger.

In a swoon-worthy, never-before-seen photo taken by LIFE’s John Dominis, Steve McQueen kisses Natalie Wood’s hand as the actors meet to discuss their new big-screen project, 1963s Love With the Proper Stranger.