MUMBAI: B4U Pictures will release Balaji Telefilms' latest film Once Upon A Time In Mumbaai in the United Kingdom on 30 July with 23 prints.

Balaji Films will keep the Mumbai territory including Maharashtra.

The film, which is based on actual happenings in Mumbai in the 1970s, covers the growth of the Mumbai underworld, from crime and smuggling in its early stages through to its connection with international terrorism in recent times.

Once Upon A Time In Mumbaai follows the rise of Sultan (Ajay Devgan) and his differences with protégé Shoaib (Emraan Hashmi) who challenges his supremacy and usurps power to rule the murky underbelly of Mumbai.

Avers B4U Network Head of Film Division Sunil Shah, "B4U Pictures is proud to release Once Upon A Time In Mumbaai."