The film begins in the fictional "Banana Republic" of San Marcos, where renowned sports commentator Howard Cosell reports on the assassination of the local president and the ensuing coup. This unique framing, presenting political turmoil through the lens of a sports broadcast, immediately sets a humorous yet satirical tone. The protagonist, Fielding Mellish, is an ordinary blue-collar worker who becomes entangled in San Marcos' revolution in an attempt to impress Nancy, a social activist he admires. Initially seeking to support the local populace, Mellish inadvertently becomes involved in a web of political intrigue. General Emilio Molina Vargas, the authoritarian leader, exploits Mellish to discredit the rebels and secure U.S. aid. However, Mellish is soon captured by the actual resistance forces and coerced into joining their cause. His awkward attempts to adapt to revolutionary life inject comedic elements into the narrative while highlighting his personal transformation. The film cleverly balances humor and political commentary, using Mellish's journey to explore themes of identity, power dynamics, and ideological conflict within a satirical framework.