She was buried... but alive

Ghutan (2007)

Directed by Shyam Ramsay

Ravi Kapoor (Aryan Vaid) manages a company owned by his wife Catherine (Hina Rehman), whom he doesn't love and constantly cheats on. And he now has his eyes on his secretary, Priya (Pooja Bharti). When Catherine learns what's going on, she confronts him. In the heated argument that follows, Ravi hits her and believes she's dead. Together with his friend, Jaggi (Tarun Arora), they take her body to the graveyard. Just as they're about ready to put it in the grave they realize Catherine isn't dead so they bury her alive. Catherine's ghost then returns for revenge.