Umesh Kalbagh is an Indian screenwriter, known for Chandni (1989). Chandni (lit. moonlight) is a 1989 Indian romantic musical drama film, directed and produced by Yash Chopra from a screenplay written by Kamna Chandra, Arun Kaul, Sagar Sarhadi and Umesh Kalbagh. The film stars Sridevi in the titular role. Rishi Kapoor, Vinod Khanna and Waheeda Rehman are featured in supporting roles. The film focuses on Chandni, whose fiancé is paralysed in an accident and she's forced to start afresh. Her boss falls in love with her and she agrees to marry him. She faces a dilemma when her fiancé returns to her life.

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