Shyam Mehra (Sam)
Sharman Joshi
Varun Anand (Vroom/Victor)
Sohail Khan
Anuj Jha
Arbaaz Khan
Mysterious Storyteller (Special Appearance)
Katrina Kaif
Shefali
Anusha Dhandekar
Esha Malhotra (Elizabeth)
Isha Koppikar
Priyanka Saxena(Pearl)
Gul Panag
Radhika Jha (Rebecca)
Amrita Arora
Col. Arvind Tripathi
Sharat Saxena
Subhash Bakshi
Dalip Tahil
Lokesh Chandaramani (Loki)
Suresh Menon
Chemist
Shashi Kiran
Himself (Special Appearance)
Salman Khan
Director
Atul Agnihotri
Screenplay
Producer
Playback Singer
Shaan
Sadhana Sargam
Sonu Nigam
Shafqat Amanat Ali
Novel
Chetan Bhagat
Production Manager
Mohan Joshi
Daler Mehndi
Sunidhi Chauhan
Zubeen Garg
Suzanne D'Mello
Visual Effects Supervisor
Sandeep Kamal
Digital Compositor
Vikas Surajbali Nag
Nikhil Namit
Art Direction
Muneesh Sappel
Visual Effects
Rahul Vishwakarma
Assistant Director
Alok Upadhyay
Visual Effects Coordinator
Prince Chaurasia
Second Assistant Director
Megha Bali
Original Music Composer
Sajid Ali Khan
Paul Parmar
Sound Editor
Umesh Patel
Sound Re-Recording Assistant
Jayant Haldar
Assistant Art Director
Subhash Jaiswal
Public Relations
First Assistant Director
Anupam Maanav
Wajid Khan
Ishq Bector
Production Design
Ansari Imran
Production Controller
Amit Mehta
Lyricist
Jalees Sherwani
Baldev Walia
Electrician
Micah Eisenmann
Amit Lad
Editor
Umesh Gupta
Steadicam Operator
Vinayak Radhakrishnan
Director of Photography
Sanjay F. Gupta
Mohd Abrez
Compositor
Somesh Ghosh