: A young Muslim boy with extraordinary cricketing talent whom Ishaan mentors.
: Ishaan’s sister, whom Govind tutors in math and eventually falls in love with. The "Three Mistakes" of Govind Three Mistakes of My Life by Chetan Bhagat
: The son of a Hindu temple priest who lacks personal ambition but is the loyal glue of the trio. : A young Muslim boy with extraordinary cricketing
: The narrator and a math whiz with a dream of becoming a successful businessman. He is cautious but prone to the "mistakes" that drive the plot. Three Mistakes of My Life by Chetan Bhagat