Rishi Kapoor
Zulfikar Ali Beg
Shiney Ahuja
Major Suraj Ahuja
Satish Shah
Colonel Maan Singh
Lillete Dubey
Helen - Zooni's Instructor
Sharat Saxena
Susheel Rawat
Ahmed Khan
Naana - Rehan's maternal grandpa
Jaspal Bhatti
Inspector Jolly Good Singh
Gautami Kapoor
Rubina 'Ruby'
Sanaya Irani
Mehbooba 'Bobo'
Suresh Menon
Venkateshwar Atti Cooper Rao
Sohrab Ardeshir
Eye Doctor
Shishir Sharma
Defence Minister
Salim Shah
Defence Secretary
Deepak Shroff
Chief Minister
Puneet Vashist
Captain Ijaz Khan
Savita Bhatti
Tourist at Humayun's Tomb
Akshai Puri
Naana's Associate 1
Abhay Singh
Naana's Associate 2
Mohd Afif Iszuddin B Ismail
Taxi Driver
Nitin Shingal
Captain Ranjeev
Prubidal Singh Pannu
Officer 1 in Chopper
Anix Vyas
Officer 2 in Chopper
Raxit Patel
Officer 3 in Chopper
US release: 26th May 2006
$2.1 Million 
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