- Country: India
- Genres: Action, Crime, Drama
- Release: 2010-07-30
- Director: Milan Luthria
- Writers: Rajat Arora (I) , Bhrigu Brinda , Aditi Mediratta
- Language: Hindi
- Stars: Ajay Devgn , Emraan Hashmi , Kangana Ranaut , Prachi Desai , Randeep Hooda , Naved Aslam , Sanjeev Wilson , Allauddin Khan , Rajeev Yadav , Sushil Pandey
- Runtime: 134 min
- Awards: 19 wins & 54 nominations
- AKA: Once Upon a Time in Mumbaai (India) , Once Upon a Time in Mumbaai (United Kingdom) , Once Upon a Time in Mumbaai , Once Upon a Time in Bombay (India) , Однажды в Мумбаи (Russian Federation) , Once Upon a Time in Mumbaai (United States of America) , Once Upon a Time in Mumbaai (United Arab Emirates) , A fost odata în Mumbai (Romania) , Once Upon a Time in Mumbaai (Canada) , Once Upon a Time in Mumbai
- Plot:
A tale of two gangsters from the eras of past and present, whose lives enter parallel paths as they struggle to survive within Bombay’s criminal underworld.
- IMDB:tt1395054
Once Upon a Time in Mumbaai Cast · · · ALL
Milan Luthria
Director
Ajay Devgn
Sultan Mirza
Emraan Hashmi
Shoaib Khan
Kangana Ranaut
Rehana Shergill
Prachi Desai
Mumtaz
Randeep Hooda
Agnel Wilson
Gauhar Khan
Special Appearance in "Parda" Song
Naved Aslam
Patrick, Sultan's henchman
Asif Basra
Hussain Khan
Avtar Gill
Jeet Kumar Rathi
Mehul Bhojak
Javed
Imran Hasnee
Harish
Sanjeev Wilson
Chandru
Gyan Prakash
Pant