Hum Kaun Hai? 2004

Dimple Kapadia, Amitabh Bachchan and Moushumi Chatterjee star in this eerie mystery. The film centers on the Williams family -- mother Sandra and her two kids, Sarah and David, and Sandra's husband, Frank, who's away at war. Living in an isolated area with their three servants, the family begins to notice strange occurrences haunting their household. When Frank returns, Sarah tells him a horrifying secret, prompting him to investigate the mystery.

Cast:

Amitabh Bachchan
Major Frank John Williams / Frank James Williams (Spec. App.) 

Dimple Kapadia
Sandra Williams 

Dharmendra
Virendra 'Viru' (Guest Appearance) 

Moushumi Chatterjee
Mrs. Martha Pinto 

Hansika Motwani
Sara Williams 

Prem Chopra
Anita's husband