The prominent figures in the Hindu epic Mahabharata include Arjuna, a skilled warrior and prince, and Krishna, his divine charioteer and guide. Other key figures include Yudhishthira, the eldest Pandava brother, and Duryodhana, the leader of the Kauravas. Each character embodies various virtues and vices, portraying the complexities of dharma. The epic explores themes of justice, loyalty, and the consequences of human actions, making the Mahabharata a profound study of morality and duty in relationships and conflicts.