Hamilton claims to have improvised the scene in which he wrote a question mark in the sand next to Dolores Hart. He firmly believed he was making a "little nothing of a film" and did not enjoy the shoot. The film also featured the screen debut, in an unaccredited role, by former Miss Ohio and Elvis Presley consort Kathy Gabriel.George Hamilton & William Stadiem, Don't Mind If I Do, Simon & Schuster 2008 p 143
