Erra Bus (For English: Red Bus) is a 2014 Tollywood movie which is directed and produced by veteran actor and director Dasari Narayana Rao under his banner Tharaka Prabhu Films. The movie features Vishnu Manchu and Catherine Tresa in lead roles. Dasari Narayana Rao plays a crucial role in the movie. Chakri has composed the music for the movie while Anji has taken care of the cinematography. The movie is a remake of N. Ragavan’s Tamil film, Manjapai (2014). The principal photography of Erra Bus started on July 28, 2014 in Hyderabad. The audio for this movie launched on 31 October 2014. The movie released on November 14, 2014.
Based on the real life story of legendary cryptanalyst Alan Turing, the film portrays the nail-biting race against time by Turing and his brilliant team of code-breakers at Britain's top-secret Government Code and Cypher School at Bletchley Park, during the darkest days of World War II.
The ultimate X-Men ensemble fights a war for the survival of the species across two time periods as they join forces with their younger selves in an epic battle that must change the past – to save our future.