as Dr. Suman (Chinki): Munna's childhood friend and eventual love interest.

What follows is a series of hilarious yet touching events as Munna uses unconventional methods—treating patients with love and compassion rather than just medicine—to challenge the rigid, dehumanized system overseen by Dean Asthana.

as Dr. J.C. Asthana: The strict, laughter-therapy-practicing dean who serves as Munna's foil.