The makers of 'Jagga Jasoos' released the film's official trailer and it promises to be a rollicking roller-coaster.Starring Ranbir Kapoor and Katrina Kaif, the trailer gives us more insight about what the movie has in store.Ranbir plays Jagga who lisps, but sings in order to overcome them while communicating with the world. The film traces his quest for his missing father. It's then revealed that the brilliant Saswata Chatterjee, who played the terrifying Bob Biswas in Vidya Balan's 'Kahaani', is the father in question.Katrina, on the other hand gets a chance to display her comic chops in latter bits of the trailer.It is evident that director Anurag Basu has an out-and-out entertainer in hand. Quite likely, the film will manage to pull in a lot of family audiences as there are enough visuals to entice their imaginations.Also starring Govinda and Saurabh Shukla in key roles, the film releases on July 14th, 2017.Watch the official trailer below.