Bhool Bhulaiyaa (transl. Labyrinth) is a 2007 Indian Hindi-language psychological comedy thriller film directed by Priyadarshan from a screenplay by Neeraj Vora and produced by T Series. It is a remake of the 1993 Malayalam-language film Manichitrathazhu. The film stars Akshay Kumar, Vidya Balan, Shiney Ahuja, and Ameesha Patel, alongside Paresh Rawal, Rajpal Yadav, Manoj Joshi, Asrani and Vikram Gokhale. The film score and songs were composed by Ranjit Barot and Pritam, respectively.

Produced on a budget of ₹32 crore, the film became the eighth-highest grossing Hindi film of 2007. It received mixed reviews from critics. Over the years, the film has attained a cult status across the audience. The film spawned a standalone sequel titled Bhool Bhulaiyaa 2 (2022) with a new principal cast. The third film in the series, Bhool Bhulaiyaa 3, with Vidya reprising her role, is set for release on Diwali 2024.