Saithan

A modern man, married to Aishwarya, who is tormented by a malevolent voice. An experimental hypnotic session unlocks memories that reveal a past life and a struggle for control over his body, as Sharma's persona occasionally takes over. The combination of memory, guilt, and desire makes him capable of drastic actions.

Dinesh's wife, initially seen as a loving partner but later revealed to be part of a deeper conspiracy around the drug experiments. Her role shifts from care to manipulation as the truth about her intentions comes to light.

A figure Dinesh encounters in a dangerous moment, whose escape from danger heightens the sense of menace. Her existence becomes entangled with memories and the web of manipulation surrounding the drug operation.

Dinesh's close friend who tries to help but is killed in a car accident seeded by Dinesh's actions. His death catalyzes guilt and fear in Dinesh, compounding the psychic struggle.

The boss who pushes Dinesh toward the private psychiatric treatment. He represents the professional world that collides with the personal and the paranormal.

The psychiatrist who hypnotizes Dinesh and unveils the memories that threaten to unravel his present. Her guidance accelerates the exploration of past lives and a fractured sense of self.

A figure who uncovers links to the larger drug operation and calls for evidence. He connects Dinesh's cases to a broader conspiracy that extends beyond the personal.

A village newcomer who becomes part of the tangled fabric, witnessing the consequences of Sharma's power and the tragedy surrounding the child.

A local driver who helps Dinesh navigate the village in search of answers, providing a grounded perspective amid the surreal events.

A doctor involved in the hospital sequence who becomes a casualty in Sharma's dangerous resurgence.