Mohanlal, Prabhu Ganesan, Tabu
The film is set in British India in the year 1915. The story is about a young doctor, Govardhan Menon (Mohanlal), who is wrongly accused of bombing a train carrying 55 people including British officials, and thus jailed in a cellular jail at Port Blair, Andaman and Nicobar Islands. The film shows sufferings of hundreds of Indian prisoners in the cellular jail, including leading participants of the freedom movement. The extremely inhuman conditions faced by the prisoners in the jail is accurately depicted in the film.
Alex Draper plays the sadistic jailor David Berry, who is of Irish descent, while John Kolvenbach plays the kind-hearted English doctor, Len Hutton.
Annu Kapoor plays the role of Veer Savarkar who is incarcerated there and tries his best to keep the spirit of the prisoners going through unbelievable torture. Tabu plays Mohanlal's lover who keeps waiting forever for him to come back. Delhi Ganesh suggests that the prisoners escape from the jail at night taking advantage of the presence of the German ship SMS Emden in Indian waters thereby suggesting that the events of the movie might have taken place sometime during the Bombardment of Madras during the First World War.