Freedom: The Voice of Ein-Harod (1990)

In a dystopian future, the Israeli army keeps the population in check because of water scarcity but Saul Jordan, an activist journalist, finds out that it is an invention and tries with the help of a Palestinian tramp to spread the news from a small radio station improvised in the desert, inciting fellow countrymen to the resistance and the struggle for freedom. Wanted throughout the nation, the two during an escape take hostage to an army colonel and the group of his collaborators, including the sexy Liora (Alessandra Mussolini).