Saif Ali Khan was unhappy with the film and called it "plastic" and "fake".
Aamir Khan was offered the negative role in the film but declined due to him not having time since he was filming Dhoom 3 (2013) and also because he thought the script was "ridiculous".
John Abraham returned to a negative role after a long time - he played a villain earlier in Aetbaar, Dhoom, Zinda.
Jacqueline's voice is dubbed.
When Bipasha Basu was added to the cast for a special appearance.It was rumored that she would be sharing screen with ex boyfriend John Abraham after their break up.After this John Abraham made it clear to Saif Ali Khan that he would not like to share screen with Bipasha Basu.