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Shashi Kiran as Chemist Arbaaz Khan as Anuj Jha Katrina Kaif as Mysterious Storyteller (Special Appearance) Anusha Dhandekar as Shefali Gul Panag as Priyanka Saxena(Pearl) Amrita Arora as Radhika Jha (Rebecca) Dalip Tahil as Subhash Bakshi Suresh Menon as Lokesh Chandaramani (Loki) Salman Khan as Himself (Special Appearance) Sharman Joshi as Shyam Mehra (Sam) Sohail Khan as Varun Anand (Vroom/Victor) Isha Koppikar as Esha Malhotra (Elizabeth) Sharat Saxena as Col. Arvind Tripathi

Chetan Bhagat Novel Salman Khan Playback Singer Sunidhi Chauhan Playback Singer Zubeen Garg Playback Singer Shafqat Amanat Ali Playback Singer Mohan Joshi Production Manager Sadhana Sargam Playback Singer Suzanne D'Mello Playback Singer Daler Mehndi Playback Singer Sonu Nigam Playback Singer Atul Agnihotri Director, Screenplay, Producer Shaan Playback Singer