The character of Ponytail is stated as sixteen years and one month, but Barbara Windsor was already twenty-two-years-old during filming.
"Too Hot to Handle" was the title of the American paperback edition of Ian Fleming's 007 adventure also known as "Moonraker", unrelated to this movie. Ian Fleming's 007 adventure From Russia With Love (1963) was directed by Terence Young, who also directed this movie. The character actor Ian Fleming (no relation) plays the Pawnbroker in the color version of this film. His role is cut in some releases.
Barbara Smith's debut.