Ekta Kapoor will produce the film, while Mohit Suri will direct it.
Alia Bhatt is one of the actresses who tops the list, but a source reveals Kriti Sanon too is being considered for the role.
"Ever since 'Heropanti' has been released, Kriti has been flooded with offers. Kriti is strongly being considered for the lead role in Half Girlfriend," said the source.
Bhagat is all set to launch the novel Oct 1 in the presence of Suri and Ekta.