Explain the roles of Carmelita and Machito as revolutionaries in the play, I, Carmelita Tropicana: Performing Between Cultures?

Carmelita and Machito are revolutionaries who are plotting to assassinate an evil member of the Cuban military, Captain Maldito. Maldito is a cruel man who tortures people he unjustly arrests. He has a low character, buying a different prostitute every night. Machito and his associate Marichama are smuggling machine guns in music cases which they will use to murder Maldito at his residence.