 | Hrithik Roshan als Aryan / Mr. A |
 | Abhishek Bachchan als Jai Dixit |
 | Aishwarya Rai Bachchan als Sunehri |
 | Uday Chopra als Ali Khan |
 | Bipasha Basu als Sonali Bose / Monali Bose |
 | Rimi Sen als Sweety Dixit |
 | Trishla Baid als Governess |
 | Yusuf Hussain als DCP |
| Arjun Sablok als Exhibition Manager |
| Samar Shaikh als Van Operator |
 | Mohit Chauhan als Chief Security |
| Rashmi Kulkarni als Airport Teller |
| Sahil Bajaj als Tennis Player |
| Sanjay Gadhvi | Director |
| Aditya Chopra | Producer |
| Yash Chopra | Producer |
| Aashish Singh | Executive Producer |
| Rameshwar S. Bhagat | Editor |
| Gibson George | Assistant Director |
| Sanyukta Ray | Assistant Director |
| Shailini Vijay Naik | Assistant Director |
| Yogendra Mogre | Line Producer |
| Aditya Chopra | Story |
| Vijay Krishna Acharya | Screenplay |
| Vijay Krishna Acharya | Dialogue |
| Nirav Shah | Director of Photography |
| Vikas Sivaraman | Director of Photography |
| Adil Jain | Still Photographer |
| Tarun Khimani | Still Photographer |
| Claude Sequira | Assistant Camera |
| Salim Merchant | Original Music Composer |
| Sulaiman Merchant | Original Music Composer |
| Pritam Chakraborty | Original Music Composer |
| Sameer Anjaan | Lyricist |
| Sunidhi Chauhan | Playback Singer |
| Alisha Chinai | Playback Singer |
| KK | Playback Singer |
| Bipasha Basu | Playback Singer |
| Sonu Nigam | Playback Singer |
| Suzanne D'Mello | Playback Singer |
| Mahalakshmi Iyer | Playback Singer |
| Jolly Mukherjee | Playback Singer |
| Soham Chakraborty | Playback Singer |
| Vishal Dadlani | Playback Singer |
| Dominique Cerejo | Playback Singer |
| Ashish Manchanda | Music Editor |
| Abhijit Deo | Foley Artist |
| Madhu Apsara | Foley Artist |
| Vijay Kumar | Foley Artist |
| Ajay Kumar P. B. | Sound Re-Recording Mixer |
| Dwarak Warrier | Sound Editor |
| Ganesh Gangadharan | Sound Editor |
| K K Muralidharan | Production Design |
| Rachna Rastogi | Production Design |
| Rachna Rastogi | Art Direction |
| Vinod Guruji | Art Direction |
| Samar Shaikh | Storyboard Artist |
| Vaibhavi Merchant | Choreographer |
| Shiamak Davar | Choreographer |
| Anaita Shroff Adajania | Costume Design |
| Dhananjay Prajapati | Makeup Artist |
| Gerhard van der Heever | Special Effects Coordinator |
| Cameron Ambridge | Stunt Coordinator |
| Allan Amin | Stunt Coordinator |
| Sherry Bharda | Visual Effects Producer |
| Piku Shahani | Visual Effects Coordinator |
| Abu Thahir | Digital Compositor |
| Bhaskar Joyoti Goswami | Digital Compositor |
| Harish Devnani | Digital Compositor |
| Prashant Thakur | Digital Compositor |
| Shaiju E P | Digital Compositor |
| Suhel Khan | Digital Compositor |
| Yatin Tamhane | Digital Compositor |
| Ashok Pallati | Visual Effects |
