Ritesh Sidhwani said he is "shocked" to learn about the fate of the film in the these countries.
"#Bangistan banned in #pakistan #UAE I'm now told may be #Singapore as well. Can the censor boards in these countries give us a written.
"Explanation clearly specifying what did they find offensive in our film... I'm Shocked as to how they have missed the message in #Bangistan," Sidhwani, honcho of Excel Entertainment, posted on twitter.
The film, releasing in India tomorrow, is directed by debut director Karan Anshuman.
"Bangistan" also has a guest appearance by "Kick" star Jacqueline Fernandez.