Hrithik Roshan signed the film on a condition that Tiger Shroff should be cast in the other role.
Hrithik Roshan had colored some portion of his hair white and added freckles to his face to look older and in front of Tiger Shroff.
Jackie Shroff played mentor to Hrithik Roshan in Yaadein 2001.18 years later Hrithik Roshan plays mentor to his son Tiger Shroff.
The code that Khalid uses to take the elevator to the secret floor is 80085 or, in calculator lore "B00BS".
WAR has been shot in 7 different countries and 15 world cities.