Peter Sellers modeled the voice of his character Clare Quilty on that of his director, Stanley Kubrick.
The iconic heart-shaped sunglasses which Lolita wears appear only in publicity photos, as well as the soundtrack album's cover, taken by Bert Stern; Lolita wears cat's eye sunglasses in the film.
Sue Lyon did not attend the New York premiere in June '62, as she was too young to see the film. However, she was allowed to attend the London premiere at the Columbia Theatre, in September.
Throughout the film, Lolita's mother and friends refer to her by the nickname; 'Lolita.' In the novel, Dolores Haze's nickname "Lolita" was given to her only by Humbert, and he was the only one who used the name. Lolita's mother used 'Lo' as Dolores' nickname.
Stanley Kubrick suggested that Shelley Winters read the novel before meeting with Vladimir Nabokov to earn his approval for the role of Charlotte. At the time, she was campaigning for future president John F. Kennedy. When Kennedy noticed what she was reading on the platform, he suggested she use a brown-paper cover so as not to jeopardize his election chances.
Stanley Kubrick: In the opening minutes of the film, as the shot dissolves to the mansion interior, just before Humbert opens the door, Kubrick makes an unintentional cameo, walking out of the shot.