

A man struggles to sell his house that is haunted so he arranges four people to live in the house for a few days to prove that there are no ghosts.
Acting
Tamannaah plays against type, Yogi Babu steals every frame
Direction
Rohin Venkatesan balances jump scares with genuine absurdity
Writing
The 'no ghost' bet setup pays off in spectacular fashion
Director
Rohin Venkatesan
Trivia, insights & behind the scenes
The title refers to a popular Indian pressure lamp brand, suggesting the film's 'light in darkness' motif and domestic hauntings.
Petromax belongs to Tamil cinema's 2010s horror-comedy boom alongside films like Kanchana, using ghosts to satirize middle-class anxieties.