Calling Sahasra” (2023) is a Telugu-language crime thriller directed by Arun Vikkirala, featuring Sudigali Sudheer as Ajay Srivatsav, a software developer haunted by his sister’s tragic death. Determined to combat crimes against women, Ajay anonymously develops the RESQ app, enabling users to seek immediate assistance. After acquiring a new SIM card, he begins receiving persistent calls intended for a woman named Sahasra, drawing him into a complex murder investigation. As Ajay delves deeper, he uncovers unsettling connections between Sahasra, the mysterious caller, and a clandestine group known as Lucifer, who operate through the sinister Red Rooms app, broadcasting violent acts. The film intertwines elements of suspense, crime, and the supernatural, exploring themes of justice and retribution. Despite its intriguing premise and Sudheer’s departure from his usual comedic roles, the film received mixed reviews, with critics noting its potential yet criticizing its execution and pacing.