Watch the official teaser of the film Dev. It is an upcoming Telugu film featuring actors Karthi, Rakul Preet Singh, Prakash Raj and Ramya Krishnan in the lead roles. The film also features Vignesh, Amrutha, Nikki Galrani, Karthik Muthuraman, Vamsi Krishna, and Renuka in the supporting roles. The film script is written and directed by Rajath Ravishankar and produced by S Lakshman Kumar. Music of the film is composed by Harris Jayaraj. The director of photography has been handled by R Velraj.