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Salman Khan as Samir Khanna |
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Kareena Kapoor Khan as Raina Khanna |
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Sohail Khan as Aakash Khanna |
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Bappi Lahiri as Victor Sir |
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Deepika Padukone as Raina Khan |
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Preity Zinta as Special Appearance in "Happening" Song |
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Dino Morea as Sanjay |
| Directing | Prem Soni | Director |
| Production | Sohail Khan | Producer |
| Production | Ronnie Screwvala | Producer |
| Sound | Sonu Nigam | Playback Singer |
| Sound | Sunidhi Chauhan | Playback Singer |
| Sound | Wajid Khan | Playback Singer |
| Sound | Raja Mushtaq | Playback Singer |
| Sound | Bappi Lahiri | Playback Singer |
| Sound | Rahat Fateh Ali Khan | Playback Singer |
| Directing | Ali Shah | Assistant Director |
| Directing | Deepesh Sharma | First Assistant Director |
| Directing | Rohit D'Souza | First Assistant Director |
| Production | Kulthep Narula | Line Producer |
| Production | Mitu Bhowmick Lange | Line Producer |
| Production | Alexis Agostino | Producer's Assistant |
| Production | Arvind Rajpurohit | Production Manager |
| Production | Chris Bunker | Production Coordinator |
| Production | Michael D'Amico | Production Coordinator |
| Production | Daniel Gascoine | Production Assistant |
| Production | Louisa Renard | Production Secretary |
| Writing | Prem Soni | Screenplay |
| Writing | Prem Soni | Story |
| Camera | Sudeep Chatterjee | Director of Photography |
| Camera | Anirban Chatterjee | Assistant Camera |
| Camera | Rafique Ahmed | Focus Puller |
| Sound | Sajid Ali Khan | Original Music Composer |
| Sound | Wajid Khan | Original Music Composer |
| Sound | Dharam Bhatt | Additional Soundtrack |
| Writing | Javed Akhtar | Lyricist |
| Sound | Suzanne D'Mello | Playback Singer |
| Sound | Shreya Ghoshal | Playback Singer |
