Appointment in Honduras (1953)

On a tramp steamer off Central America are Mr and Mrs Sheppard five prisoners en route to a Nicaraguan prison and Corbett an American carrying money for a Honduran counterrevolution Denied permission to land in Honduras Corbett releases the prisoners and with their aid hijacks the ship They land taking the wealthy Sheppards as hostages and start the arduous trip upriver to Corbetts rendezvous meeting jungle hazards