A successful mod photographer in London whose world is bounded by fashion, pop music, marijuana, and easy sex, feels his life is boring and despairing. But in the course of a single day he unknowingly captures a death on film.
When an aspiring barber becomes inadvertently involved in the theft of a valuable diamond, necessity forces him to masquerade as a 12 year-old child - with humorous consequences.
Lieutenant Braden discovers that Sally, the woman he's been falling in love with, has actually been checking out his qualifications to be a U.S. Navy frogman. He must put his personal life behind him after being assigned to be smuggled into a Japanese-held island via submarine to photograph radio codes.