Gurpreet Kaur (Laal's mother)
Events in India's history — from the Emergency and the famous Cricket World Cup win to the Punjab riots — unfold from the perspective of an innocent Sikh man Laal Singh Chaddha, a person with a low IQ but high optimism. Laal is able to achieve everything under the sun but his childhood love continues to elude him.
Shivani
The lives of a couple turn into a nightmare, as dark forces lie in wait beneath the shadows of the haunted bungalow in which they have decided to stay.
Hameeda (Aslam's Wife)
Aslam (Adil Hussain), a villager who runs a small business, accidentally meets the prime minister of India, who grants him special security on his request. Soon, he starts chasing political ambitions.
Mumbai-based Ramvilas Sharma has just broken-up with Sanjana Mahadik, a former bar dancer, with whom he had a six month relationship. His private-detective friend, Nandan Pandey, attempts to counsel him over this break-up, and even encourages him to meet other women. Ramvilas does meet with a homeless woman, Koel Datta, befriends her, and even brings her to spend the night in his flat but will be interrupted when Sanjana will come to take her belongings back and will leave a bag full of cash. Everyone will find their respective lives turned upside when they will be 'interrogated' by a suave French-speaking crook, Lucky Sardana, after the bag goes missing.
Mona
Rascal. Joker. Dreamer. Genius... You've never met a college student quite like "Rancho." From the moment he arrives at India's most prestigious university, Rancho's outlandish schemes turn the campus upside down—along with the lives of his two newfound best friends. Together, they make life miserable for "Virus," the school’s uptight and heartless dean. But when Rancho catches the eye of the dean's sexy daughter, Virus sets his sights on flunking out the "3 idiots" once and for all.