Akshay Kumar as Rocky Hiranandani

Shahid Kapoor as Karan

Rimi Sen as Tanya Mulchandani / Natasha

Suniel Shetty as Sanjay Malvani

Paresh Rawal as Tommy

Johnny Lever as Murugan

Om Puri as Scientist Khurana / Mehboob

Vijay Raaz as Babloo

Suresh Menon as Veerappan 'Sunny' Khurana

Supriya Pilgaonkar as Sweety Aunty

Aftab Shivdasani as Raj Sinha (Special Appearance)

Rakesh Bedi as Gullu Mulchandani

Snehal Dabi as Kutti Anna

Vivek Oberoi as Narrator (Sutradhar)