"This will be a very unusual scary catholic horror film which with all the scary elements you want to see," Saif told IANS.
Saif added that while Rajpal plays a CBI officer, Kavita will be seen as a ghost in the film.
The filmmaker also plans to rope in a popular Tamil actress to play the main lead. The film will be simultaneously shot in Tamil and Hindi.
The film will be produced by Neelam Sharma under the banner of Neelam Sharma Entertainment.ALSO READ: Review: 'Apurva' has Tara Sutaria asking filmmakers to take notice as she delivers a stellar act