In Beirut, Lebanon, Lieutenant Frank Draben, the white-headed detective, fell from the sky (Leslie Nielsen) beat up a group of Arab extremists who plotted to undermine the stability and unity of the United States, but Frank, who returned to Los Angeles, was not commended because new cases were waiting for him: Colleague Nordberg was seriously injured while investigating a drug trafficking case. Queen Elizabeth was visiting Los Angeles. Frank, who was ordered to defend the Queen, could only find time to investigate the attack on Nordberg. He was visiting Vincent, head of the Queen's Reception Committee, businessman and congressman.(Ricardo Montalban), Frank keenly smelled his connection to the drug trafficking case, and Vincent hinted that the beautiful assistant Jen Spencer (Priscilla Presley) approached Frank in order to obtain first-hand information from the police. Vincent was so guilty because he was entrusted to assassinate the Queen of England, and Frank, who seemed unreliable, was now Vincent's number one enemy...