Dr. No (film) that followed him. Bond, after overpowering Quarrel and his friend Puss Feller, meets Quarrel's passenger, Felix Leiter, a CIA agent on the same mission as Bond. The CIA has traced the radio jamming signal to Jamaica, but has not determined its exact origin. Quarrel, who is assisting Leiter, reveals that he had been guiding Strangways around the nearby islands to collect mineral samples. He also mentions the reclusive Dr. No, the owner of Crab Key, an island rigorously protected against trespassers by an armed security force. In Strangways' house, Bond finds a receipt from Professor R.J. Dent concerning rock samples.
Motifs in the James Bond film series took delight in embarrassing interviewers by repeatedly mentioning her character's name. Other double entendre names included Holly Goodhead from "Moonraker", Mary Goodnight and Chew Mee from "The Man with the Golden Gun", Honey Ryder from "Dr. No", Plenty O'Toole from "Diamonds Are Forever", Xenia Onatopp from "GoldenEye", and Christmas Jones from "The World Is Not Enough". One of the elements used throughout the Bond series is humour, particularly 'one-liners', delivered by Bond, either when killing an enemy, or at the end of the film when with a woman. The humour was present in the first film in the series, "Dr.