British filmmaker Leslee Udwin will reportedly be question by the Delhi Police after her documentary on the December 16 gang-rape featuring an interview of a convict in the case, Mukesh Singh, stoked controversy over last two days.

The film was broadcast by the BBC on Thursday morning (IST) despite Indian government's call to block the documentary worldwide.

The scheduled telecast of the documentary was advanced by the network from original March 8 date.

Before airing the film, in a statement here, BBC said the documentary — India's Daughter — will be telecast in the United Kingdom on BBC Four at 10pm (GMT) on Wednesday.

"This harrowing documentary, made with the full support and cooperation of the victim s parents, provides a revealing insight into a horrific crime that sent shock waves around the world and led to protests across India demanding changes in attitudes towards women," it said.

The statement said the film handles the issue "responsibly" and fully complied with BBC's editorial guidelines.

"The film handles the issue responsibly and we are confident the programme fully complies with our editorial guidelines.

"The BBC will broadcast "Storyville" programme "India s Daughter" in the UK on BBC Four. The documentary has the backing of a number of other public service broadcasters, however the BBC is only responsible for transmission of the film in the UK," the broadcaster said.