Preparation of 4th part of Krrish series has been srtarted. News is Rakesh Roshan has started writing the script of this film. From 'Koi Mill Gaya' to 'Krrish 3', all the films were superhit at the box office. If to believe the report, then Rakesh Roshan found 2 people for the help of this film. These two people are Hrithik's son Rehan and Ridan, who are helping his grandfather in writing the script of the film. Actually, both of them are telling that what all things are shown in International films. Both of them are a big fan of superheros films like 'Batman vs Superman, The Captain America Series, Spiderman etc. News even says this, Rakesh is implementing his grandson's idea in his script. Rakesh Roshan in 2014 only gave intentions of making Krrish 4. It can happen that villain of Krrish 3, Vivek Oberoi can be seen in next part of the series. Let me tell you, Hrithik Roshan recent released film was Mohenjo Daro, this film was not able to impress the box office. Mohenjo Daro was released with Akshay Kumar's Rustom, but unfortunately, Rustom was able to impress the box office and Hrithik's film face Huge loss. Now his next film is Kaabil, which is releasing on 26 January. Yami Gautam will be seen in this film opposite Hrithik. This film is directed by Sanjay Gupta. Music of this film is composed by Rakesh Roshan. Ronit Roy, Rohit Roy and Girish Kulkarni will also be seen in the film. You may also know : Box office collection 2016