who exercise the actual executive power under the parliamentary form of government
Prime minister The prime minister is often, but not always, a member of the Legislature or the Lower House thereof and is expected with other ministers to ensure the passage of bills through the legislature. In some monarchies the monarch may also exercise executive powers (known as the royal prerogative) that are constitutionally vested in the crown and may be exercised without the approval of parliament.
Government of the Cayman Islands Government of the Cayman Islands takes place in a framework of a parliamentary representative democratic overseas territory, whereby the Premier is the head of government, and of a two-party system.[clarification needed] Executive power is exercised by the government. Legislative power is vested in both the government and the Legislative Assembly. The Judiciary is independent of the executive and the legislature.