John Abraham

Character: Ajju Bhai / Ajay

Shruti Haasan

Character: Ranjana Shetty

Anil Kapoor

Character: Sagar 'Majnu' Pandey

Nana Patekar

Character: Uday Shankar Shetty

Dimple Kapadia

Character: Poonam

Paresh Rawal

Character: Dr. Ghunghroo

Naseeruddin Shah

Character: Wanted Bhai

Shiney Ahuja

Character: Honey

Om Puri

Character: Narrator (voice) (uncredited)

Rajpal Yadav

Character: The Tailor

Ranjeet Bedi

Character: Kapoor

Adi Irani

Character: Uday's Lawyer (uncredited)

Lauren Gottlieb

Character: Special Appearance in "20-20" Song

Reema Debnath

Character: Special Appearance in "20-20" Song

Supriya Karnik

Character: Payal Ghungroo

Neeraj Vora

Character: Badshah Khan

Surveen Chawla

Character: Self

Shubhi Sharma

Character: Self

Mushtaq Khan

Character: Ballu