Shankar Guru is a 1978 Indian Kannada-language action thriller film directed by V. Somashekhar and produced by Parvathamma Rajkumar under Dakshayini Combines.

[2][3] It stars Dr. Rajkumar in triple role, alongside Jayamala, Padmapriya, Kanchana, Balakrishna, Vajramuni, Thoogudeepa Srinivas and Uma Shivakumar.

[7] Shankar Guru was released on 17 February 1978 to widespread critical acclaim and became an all-time blockbuster at the box office.

The partners kidnap Sumathi and imprison and torture Rajashekhar and a final fight ensues in which Shankar and Guru (who are revealed to be twins) rescue and reunite with their parents.

[12][6][13][1] It was remade in Tamil as Thirisoolam, in Telugu as Kumara Raja and in Hindi as Mahaan in which Rajkumar's characters were played by Sivaji Ganesan, Krishna and Amitabh Bachchan respectively.

During the making of the film, S. K. Bhagavan narrated a play called Lithuania by Rupert Brooke (titled The Return of the Soldier in Russian) to Rajkumar.