Vellarikka Pattanam (1985)

The night of the funeral of their father, Kuriakose, brothers Alex and Stephen are attacked by goons at their home. They escape via different routes - Alex impersonates a drunk political leader while Stephen hides out in a nunnery. The mystery deepens when Stephen finds another man, Thomas Kuruvilla, who bears a striking resemblance to their father and died under similar circumstances only a day earlier.