Dr. No (film) stylised main title sequence, both of which were created by Maurice Binder. It also established the iconic "James Bond" theme music. Production designer Ken Adam established an elaborate visual style that is one of the hallmarks of the film series. John Strangways, the British MI6 Station Chief in Jamaica, and his secretary are ambushed and killed. The assassins steal documents related to "Crab Key" and "Doctor No". In response, M, the head of MI6, instructs agent James Bond to investigate Strangways' disappearance and to determine whether it is related to his co-operation with the American Central Intelligence Agency (CIA) on
Dr. No (film) scene as the most frightening stunt he had ever performed. The book features a scene where Honey Ryder is tortured by being tied to the ground along with crabs, but since the crabs were sent frozen from the Caribbean, they did not move much during filming, so the scene was altered to have Honey slowly drowning. Simmons also served as the film's fight choreographer, employing a rough fighting style. The noted violence of "Dr. No", which also included Bond shooting Dent in cold blood, caused producers to make adaptations to get an "A" rating – allowing minors to enter accompanied